Exclude resources from checkstyle

- to better align with current BUCK behaviour which only includes java sources
- and few other pom fixes

Change-Id: I029884450df0b520f5f81f21f15d322a397c1adc
diff --git a/lib/pom.xml b/lib/pom.xml
index 1c7f6ed..3f65fa0 100644
--- a/lib/pom.xml
+++ b/lib/pom.xml
@@ -631,8 +631,8 @@
                     </headerLocation>
                     <failsOnError>false</failsOnError>
                     <logViolationsToConsole>true</logViolationsToConsole>
-                    <includeTestSourceDirectory>true
-                    </includeTestSourceDirectory>
+                    <includeTestSourceDirectory>true</includeTestSourceDirectory>
+                    <includeResources>false</includeResources>
                 </configuration>
                 <executions>
                     <execution>