Added a method to check if a service is running.
Refactored the Java-like loggers to Android-like ones.
Updated the comments about the status of certain chat servers' addresses.
Added Travis CI configuration.
The "libs" directory is now a dependency (instead of going file by file).
Adopted aSmack 4.0 RC2.
Added aSmack initalization.
Refactoring.
Now the shell comes back to the initial directory after downloading the dependency.