docs(changelog) add config.origins change + typos

From Kong#2284

CHANGELOG.md

@@ -10,6 +10,9 @@
   defaulted to `127.0.0.1` in Kong 0.10.0. Greater versions of Serf can still
   be used, but the IP address needs to be manually specified in the
   `cluster_advertise` configuration property.
+- :warning: [CORS Plugin](https://getkong.org/plugins/cors/) parameter
+`config.origin` is now `config.origins`.
+  [#2203](https://github.com/Mashape/kong/pull/2203)
 - Admin API:
   - Disable support for TLS/1.0.
     [#2212](https://github.com/Mashape/kong/pull/2212)
@@ -21,7 +24,7 @@
     [#2230](https://github.com/Mashape/kong/pull/2230)
   - Provide a convenience endpoint to disable targets at:
     `DELETE /upstreams/{name}/targets/{target}`.
-    Under the hood, this creates a new target with `weigth = 0` (the
+    Under the hood, this creates a new target with `weight = 0` (the
     correct way of disabling targets, which used to cause confusion).
     [#2256](https://github.com/Mashape/kong/pull/2256)
 - Plugins:
@@ -60,7 +63,7 @@
   - hmac: Generate an HMAC secret value if none is provided.
     [#2158](https://github.com/Mashape/kong/pull/2158)
   - oauth2: Don't try to remove credential values from request bodies if the
-    MIME type is multipart, since such attemps would result in an error.
+    MIME type is multipart, since such attempts would result in an error.
     [#2176](https://github.com/Mashape/kong/pull/2176)
   - ldap: This plugin should not be applied to a single Consumer, however, this
     was not properly enforced. It is now impossible to apply this plugin to a
@@ -363,10 +366,10 @@ perform significantly better than any previous version.
 
 ### Fixed
 
-- Correctly parse configuration file settings contaning comments.
+- Correctly parse configuration file settings containing comments.
   [#1569](https://github.com/Mashape/kong/pull/1569)
 - Prevent third-party Lua modules (and plugins) to override the seed for random
-  number generation. This prevents the creation of conflicitng UUIDs.
+  number generation. This prevents the creation of conflicting UUIDs.
   [#1558](https://github.com/Mashape/kong/pull/1558)
 - Use [pgmoon-mashape](https://github.com/Mashape/pgmoon) `2.0.0` which
   properly namespaces our fork, avoiding conflicts with other versions of
@@ -460,7 +463,7 @@ This release includes some bugfixes:
 - Fixed a failed error parsing on Postgres. [#1269](https://github.com/Mashape/kong/pull/1269)
 - Plugins:
   - Response Transformer: Slashes are now encoded properly, and fixed a bug that hang the execution of the plugin. [#1257](https://github.com/Mashape/kong/pull/1257) and [#1263](https://github.com/Mashape/kong/pull/1263)
-  - JWT: If a value for `algorithm` is missing, it's now `HS256` by default. This problem occured when migrating from older versions of Kong.
+  - JWT: If a value for `algorithm` is missing, it's now `HS256` by default. This problem occurred when migrating from older versions of Kong.
   - OAuth 2.0: Fixed a Postgres problem that was preventing an application from being created, and fixed a check on the `redirect_uri` field. [#1264](https://github.com/Mashape/kong/pull/1264) and [#1267](https://github.com/Mashape/kong/issues/1267)
 
 ## [0.8.2] - 2016/05/25
@@ -560,7 +563,7 @@ However by upgrading the underlying OpenResty version, source installations do n
   - **New Runscope plugin**: Monitor your APIs from Kong with Runscope. Courtesy of [@mansilladev](https://github.com/mansilladev). [#924](https://github.com/Mashape/kong/pull/924)
   - Datadog: New `response.size` metric. [#923](https://github.com/Mashape/kong/pull/923)
   - Rate-Limiting and Response Rate-Limiting
-    - New `config.async` option to asynchronously increment counters to reduce latency at the cost of slighly reducing the accuracy. [#912](https://github.com/Mashape/kong/pull/912)
+    - New `config.async` option to asynchronously increment counters to reduce latency at the cost of slightly reducing the accuracy. [#912](https://github.com/Mashape/kong/pull/912)
     - New `config.continue_on_error` option to keep proxying requests in case the datastore is unreachable. rate-limiting operations will be disabled until the datastore is responsive again. [#953](https://github.com/Mashape/kong/pull/953)
 - CLI
   - Perform a simple permission check on the NGINX working directory when starting, to prevent errors during execution. [#939](https://github.com/Mashape/kong/pull/939)
@@ -632,7 +635,7 @@ Other additions include:
   - Possibility to configure the keyspace replication strategy for Cassandra. It will be taken into account by the migrations when the configured keyspace does not already exist. [#350](https://github.com/Mashape/kong/issues/350)
   - Dnsmasq is now optional. You can specify a custom DNS resolver address that Kong will use when resolving hostnames. This can be configured in `kong.yml`. [#625](https://github.com/Mashape/kong/pull/625)
 - Plugins
-  - **New "syslog" plugin**: send logs to local sytem log. [#698](https://github.com/Mashape/kong/pull/698)
+  - **New "syslog" plugin**: send logs to local system log. [#698](https://github.com/Mashape/kong/pull/698)
   - **New "loggly" plugin**: send logs to Loggly over UDP. [#698](https://github.com/Mashape/kong/pull/698)
   - **New "datadog" plugin**: send logs to Datadog server. [#758](https://github.com/Mashape/kong/pull/758)
   - OAuth2
@@ -850,7 +853,7 @@ The old routes are still maintained but will be removed in upcoming versions. Co
 - Implement wildcard subdomains for APIs' `public_dns`. [#381](https://github.com/Mashape/kong/pull/381) [#297](https://github.com/Mashape/kong/pull/297)
 - Plugins
   - **New OAuth 2.0 plugin.** [#341](https://github.com/Mashape/kong/pull/341) [#169](https://github.com/Mashape/kong/pull/169)
-  - **New Mashape Analyics plugin.** [#360](https://github.com/Mashape/kong/pull/360) [#272](https://github.com/Mashape/kong/pull/272)
+  - **New Mashape Analytics plugin.** [#360](https://github.com/Mashape/kong/pull/360) [#272](https://github.com/Mashape/kong/pull/272)
   - **New IP whitelisting/blacklisting plugin.** [#379](https://github.com/Mashape/kong/pull/379)
   - Ratelimiting: support for multiple limits. [#382](https://github.com/Mashape/kong/pull/382) [#205](https://github.com/Mashape/kong/pull/205)
   - HTTP logging: support for HTTPS endpoint. [#342](https://github.com/Mashape/kong/issues/342)
@@ -916,7 +919,7 @@ The old routes are still maintained but will be removed in upcoming versions. Co
   - Support resolving APIs by Path as well as by Header. [#192](https://github.com/Mashape/kong/pull/192) [#282](https://github.com/Mashape/kong/pull/282)
   - Support for `X-Host-Override` as an alternative to `Host` for browsers. [#203](https://github.com/Mashape/kong/issues/203) [#246](https://github.com/Mashape/kong/pull/246)
 - Auth plugins now send user informations to your upstream services. [#228](https://github.com/Mashape/kong/issues/228)
-- Invalid `target_url` value are now being catched when creating an API. [#149](https://github.com/Mashape/kong/issues/149)
+- Invalid `target_url` value are now being caught when creating an API. [#149](https://github.com/Mashape/kong/issues/149)
 
 #### Fixed
 
@@ -991,7 +994,7 @@ First public release of Kong. This version brings a lot of internal improvements
 - Package distributions: .rpm, .deb and .pkg for easy installs on most common platforms.
 
 #### Fixed
-- Admin API: trailing slash is not necessary anymore for core ressources such as `/apis` or `/consumers`.
+- Admin API: trailing slash is not necessary anymore for core resources such as `/apis` or `/consumers`.
 - Leaner default configuration. [#156](https://github.com/Mashape/kong/issues/156)
 
 > **internal**
@@ -1005,7 +1008,7 @@ First public release of Kong. This version brings a lot of internal improvements
 
 #### Fixed
 
-- Wrong behaviour of auto-migration in `kong start`.
+- Wrong behavior of auto-migration in `kong start`.
 
 ## [0.1.0beta-3] - 2015/03/25