Merge pull request #52 from sashee/master

Some fixes and enchantments
Merge pull request #53 from sashee/master

InProcessClient throwing a ConditionalCheckFailedException
changing in process client to bubble up throw exceptions
Merge git://github.com/mboudreau/Alternator

Conflicts:
	src/main/java/com/michelboudreau/alternator/AlternatorDBHandler.java
	src/main/java/com/michelboudreau/alternator/AlternatorDBInProcessClient.java
	src/test/java/com/michelboudreau/test/AlternatorItemTest.java