No Jira: Add log4j dependency for JavaDoc to avoid JavaDoc error failing build when building against recent JDKs; use Java source/target levels instead of hardcoding Java 7
No Jira: Add log4j dependency for JavaDoc to avoid JavaDoc error failing build when building against recent JDKs; use Java source/target levels instead of hardcoding Java 7

apache/uima-uimaj,apache/uima-uimaj,apache/uima-uimaj,apache/uima-uimaj,apache/uima-uimaj