Update nebula gradle plugin

Author: stevegury

build.gradle

@@ -1,12 +1,12 @@
 buildscript {
   repositories { jcenter() }
-  dependencies { classpath 'com.netflix.nebula:gradle-rxjava-project-plugin:2.2.3' }
+  dependencies { classpath 'com.netflix.nebula:gradle-rxjava-project-plugin:4.0.0' }
 }
 
 description = 'RxJava: Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.'
 
-apply plugin: 'rxjava-project'
 apply plugin: 'java'
+apply plugin: 'nebula.rxjava-project'
 
 sourceCompatibility = JavaVersion.VERSION_1_6
 targetCompatibility = JavaVersion.VERSION_1_6

gradle/wrapper/gradle-wrapper.jar

@@ -1,6 +1,6 @@
-#Sat Dec 13 00:15:28 PST 2014
+#Wed Feb 10 13:01:27 PST 2016
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.2.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-2.11-bin.zip

gradle/wrapper/gradle-wrapper.properties

@@ -42,11 +42,6 @@ case "`uname`" in
     ;;
 esac
 
-# For Cygwin, ensure paths are in UNIX format before anything is touched.
-if $cygwin ; then
-    [ -n "$JAVA_HOME" ] && JAVA_HOME=`cygpath --unix "$JAVA_HOME"`
-fi
-
 # Attempt to set APP_HOME
 # Resolve links: $0 may be a link
 PRG="$0"
@@ -61,9 +56,9 @@ while [ -h "$PRG" ] ; do
     fi
 done
 SAVED="`pwd`"
-cd "`dirname \"$PRG\"`/" >&-
+cd "`dirname \"$PRG\"`/" >/dev/null
 APP_HOME="`pwd -P`"
-cd "$SAVED" >&-
+cd "$SAVED" >/dev/null
 
 CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
 
@@ -114,6 +109,7 @@ fi
 if $cygwin ; then
     APP_HOME=`cygpath --path --mixed "$APP_HOME"`
     CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+    JAVACMD=`cygpath --unix "$JAVACMD"`
 
     # We build the pattern for arguments to be converted via cygpath
     ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`

gradlew

@@ -46,7 +46,7 @@ echo location of your Java installation.
 goto fail
 
 :init
-@rem Get command-line arguments, handling Windowz variants
+@rem Get command-line arguments, handling Windows variants
 
 if not "%OS%" == "Windows_NT" goto win9xME_args
 if "%@eval[2+2]" == "4" goto 4NT_args