Begin porting to Smack 4.0 (aSmack 0.9)

Signed-off-by: Daniele Ricci <daniele.athome@gmail.com>
Merge branch 'master' into smack4
Merge branch 'master' into smack4

Signed-off-by: Daniele Ricci <daniele.athome@gmail.com>

Conflicts:
	src/org/kontalk/ui/ComposeMessageFragment.java
Merge branch 'master' into smack4
Merge branch 'master' into smack4
Merge branch 'master' into smack4
Merge branch 'master' into smack4
Merge branch 'master' into smack4
Merge branch 'master' into smack4

Conflicts:
	src/org/kontalk/ui/ComposeMessageFragment.java

Signed-off-by: Daniele Ricci <daniele.athome@gmail.com>
Upgrade aSmack to latest 4.0.0-RC2 snapshot (#137)

Signed-off-by: Daniele Ricci <daniele.athome@gmail.com>
Merge branch 'master' into smack4

Conflicts:
	src/org/kontalk/service/MessageCenterService.java

Signed-off-by: Daniele Ricci <daniele.athome@gmail.com>
Merge branch 'master' into smack4
Merge branch 'master' into smack4

Conflicts:
	src/org/kontalk/client/NumberValidator.java
	src/org/kontalk/service/XMPPConnectionHelper.java
	src/org/kontalk/util/CPIMMessage.java

Signed-off-by: Daniele Ricci <daniele.athome@gmail.com>
Update asmack to 4.0.0

Signed-off-by: Daniele Ricci <daniele.athome@gmail.com>
Bump to version 33 (3.0a7)

Signed-off-by: Daniele Ricci <daniele.athome@gmail.com>