Do not copy @Inherited annotations

These kind of annotations are already available on the subclass at
runtime, so there is no need to copy them.
Skip processing annotation when holder is null
Remove checkstyle XREF warning
Merge pull request #1283 from WonderCsabo/1207_skipProcessingWhenHolderIsNull

Skip processing annotation when holder is null
Merge pull request #1281 from WonderCsabo/1211_skipCopyingOfInheritedAnnotations

Conflicts:
	AndroidAnnotations/androidannotations/src/main/java/org/androidannotations/helper/APTCodeModelHelper.java