Remove the lock module. It has been deprecated by the etcd team.
Merge pull request #10 from smalldave/removelockmodule

Remove the lock module. It has been deprecated by the etcd team.
Fix building in mono and remove a few compiler warnings highlighted by building with xbuild
Merge pull request #12 from smalldave/fixmonobuild

Fix building in mono and remove a few compiler warnings highlighted by b...
Merge branch 'master' into noderetry

Conflicts:
	etcetera/EtcdClient.cs
	etcetera/Lock/EtcdLockModule.cs