Checkstyle 7.6 -> 7.6.1; PMD 5.5.4 -> 5.5.5

Author: stoyicker

plugin/build.gradle

@@ -5,14 +5,14 @@ repositories { jcenter() }
 dependencies {
     compile gradleApi()
     // Checkstyle
-    compile('com.puppycrawl.tools:checkstyle:7.6') {
+    compile('com.puppycrawl.tools:checkstyle:7.6.1') {
         // Android Lint also depends on guava, so don't bring it in twice
         exclude module: 'guava'
     }
     // FindBugs
     compile 'com.google.code.findbugs:findbugs:3.0.1'
     // PMD
-    compile 'net.sourceforge.pmd:pmd-java:5.5.4'
+    compile 'net.sourceforge.pmd:pmd-java:5.5.5'
 }
 
 def masterCommitCount = 'git rev-list --count HEAD'.execute([], project.rootDir).text.trim()