Revert "[OBMFULL-4544] - Add integration tests against InvalidItemException in SyncHandler"

This reverts commit c7720787bba0d86a6bf7dd95142411bf30083153.
Revert "[OBMFULL-4544] - Create a new InvalidItemException to handle"

This reverts commit 612705116694237269d68221a0e61cb4486c5160.
Revert "[OBMFULL-4544] - Add Tests against BookClient & send InvalidContactException to Opush"

This reverts commit 7c0fd8e9da1a8a5360b9a45aae27e56b05e9ee52.
Revert "[OBMFULL4544] - Email should now be a valid email when creating or modifying a contact"

This reverts commit 91b7c043968856976075d818fb40d93cd2db54cc.

Conflicts:

	java/sync/common/src/main/java/org/obm/sync/book/Phone.java
	java/sync/common/src/test/java/org/obm/sync/BeansTest.java
	java/sync/common/src/test/java/org/obm/sync/book/BookItemsParserTest.java
	java/sync/pom.xml