1. modified mongo migration tool into maven plugin, but there is also chance to use it as tool
2. Updated README.md
Merge branch 'master' into feature-mongomigrations-to-mvn-plugin

Conflicts:
	README.md
fixed imports
added check exclusion for generated class
disable findbug temporary
improvements:
1. fixed typo in class name
2. configured properly exclusion for findbug plugin and enabled plugin code verification
3. increased test code coverage limits
4. excluded class with main function from calculating code coverage
Merge pull request #3 from socialize/feature-mongomigrations-to-mvn-plugin

Feature mongomigrations to mvn plugin
Merge branch 'master' into feature-refactore-MigrationManager

Conflicts:
	pom.xml
	src/main/java/com/sharethis/mongodb/migration/MigrationManager.java
	src/test/java/com/sharethis/mongodb/migration/MigrationManagerTest.java