How to import

Added a detailed description of how to import the project into Eclipse
Add tox header description
Merge remote-tracking branch 'upstream/master'
Add additional constructor to construct exception directly from enum definition
Implement new_tox and constructor calls in Java and JNI layers
More Guidelines
No Java 7 code due to Android limitations
Add functions for confirming friend requests and getting the current client's ID
Add support for the first callback, onMessage
Merge remote-tracking branch 'origin/master'
Merge branch 'develop'
Merge pull request #2 from sonOfRa/master

Merge current progress