GEODE-194: Remove spark connector

Remove the spark connector code until it can be updated
for the current spark release. We should also integrate
the build lifecycle and consider how to extract this into
a separate repo.

This closes apache#558

Author: metatype

.gitignore

@@ -25,6 +25,4 @@ out/
 *.dat
 *.rej
 *.orig
-geode-spark-connector/**/target/
-geode-spark-connector/project/project/
 geode-pulse/screenshots/

geode-assembly/build.gradle

@@ -275,8 +275,6 @@ distributions {
         exclude '**/gradle/wrapper/gradle-wrapper.jar'
         exclude '**/.gradle'
         exclude '**/build/**'
-        exclude 'geode-spark-connector/**/target/**'
-        exclude 'geode-spark-connector/project/project'
         exclude '**/.project'
         exclude '**/.classpath'
         exclude '**/.settings/**'