Fixed bug: When x or z was negative a player was teleported one block
beside the real portal blocks.
Fixed issue #18. Gates with 'null' as location did cause exceptions at many locations.
Fixed some typos
Updated changelog.
updated pom.xml
Removed duplicate log message.
updated pom.xml to version 2.1.2
Removed debug print.
Fixer a typo.
Merge branch 'master' of github.com:craftinc/craftinc-gates into development

Conflicts:
	pom.xml
	src/de/craftinc/gates/BaseGate.java
	src/de/craftinc/gates/commands/BaseCommand.java
	src/de/craftinc/gates/commands/CommandCreate.java
	src/de/craftinc/gates/commands/CommandList.java