Unified usages of logging - OpenGrokLogger usage refactored to local LOGGERs - Other in-line Logger.getLogger() refactored to local LOGGERs

lucene 4.10 + cleanup + coverity in travis

fix javadoc + some hints on versions for devs

Use try-with-resources. Since the build depends on Java 7 now, use Java 7 language features to simplify the code.

Refactor: Use the IOUtils.close() to aviod duplication of code

Fix trailing whitespace

Add back EftarFile main() method, used in run scripts

Remove more main()-methods used for testing

Ensure that streams are closed

Added logging of exceptions instead of silently ignoring them

Remove more PMD warnings, and highlight TODO's

Clean up PMD Exception warnings

Fix PMD interfaces warnings

Fix PMD System.out and println warnings.

Fix some PMD warnings

Checkstyle: NewlineAtEndOfFileCheck

Checkstyle: Removed unused imports

Add initial support for clearcase * Add a repository and a history parser implementation for clearcase. * Make jsp pages accept clearcase revision identifier syntax. * Add a fix for a test-case that breaks on windows.

Add JUnit test to verify EftarFile

Initial import (OpenGrok 0.3.1)