Add issue, pull request template

.github/ISSUE_TEMPLATE

@@ -0,0 +1,54 @@
+Before posting a bug report about a problem, please try to verify that it is a bug and that it has not been reported already.
+
+Also please apply corresponding GitHub labels to the issue, for feature requests, please apply `type:feature`.
+
+For usage questions, please ask in https://gitter.im/jinzhu/gorm or http://stackoverflow.com/questions/tagged/go-gorm
+
+Please answer these questions before submitting your issue. Thanks!
+
+### What version of Go are you using (`go version`)?
+
+
+### Which database and its version are you using?
+
+
+### What did you do?
+
+Please provide a complete runnable program to reproduce your issue.
+
+```go
+package main
+
+import (
+	"github.com/jinzhu/gorm"
+	_ "github.com/jinzhu/gorm/dialects/mssql"
+	_ "github.com/jinzhu/gorm/dialects/mysql"
+	_ "github.com/jinzhu/gorm/dialects/postgres"
+	_ "github.com/jinzhu/gorm/dialects/sqlite"
+)
+
+var db *gorm.DB
+
+func init() {
+	var err error
+	db, err = gorm.Open("sqlite3", "test.db")
+	// Please use below username, password as your database's account for the script.
+	// db, err = gorm.Open("postgres", "user=gorm dbname=gorm sslmode=disable")
+	// db, err = gorm.Open("mysql", "gorm:gorm@/dbname?charset=utf8&parseTime=True")
+	// db, err = gorm.Open("mssql", "sqlserver://gorm:LoremIpsum86@localhost:1433?database=gorm")
+	if err != nil {
+		panic(err)
+	}
+	db.LogMode(true)
+}
+
+func main() {
+	// your code here
+
+	if /* failure condition */ {
+		fmt.Println("failed")
+	} else {
+		fmt.Println("success")
+	}
+}
+```

.github/PULL_REQUEST_TEMPLATE

@@ -0,0 +1,11 @@
+Make sure these boxes checked before submitting your pull request.
+
+- [] Do only one thing
+- [] No API-breaking changes
+- [] New code/logic commented & tested
+- [] Write good commit message, try to squash your commits into a single one
+- [] Run `./build.sh` in `gh-pages` branch for document changes
+
+For significant changes like big bug fixes, new features, please open an issue to make a agreement on an implementation design/plan first before starting it.
+
+Thank you.