Added 'AutopilotWarningParaser' interface. It'll be used to provide platform specific implementation warning parser implementation.
Added a 'AutopilotWarningParser' field to the Drone State component.
added stub android implementation of the 'AutopilotWarningParser' interface.
update source compatibility to java 1.7
updated the toString method for the VehicleMode, and the MissionItemType enums.
 update the androidJavadocs generation task.
 added script to automatically push the generated javadoc to github.
updated the location of the javadocs directory.
testing travis upload of the javadoc to the gh_pages branch.
testing #2 of travis upload of the javadoc to the gh_pages branch.
Merge branches 'ap_message_handler' and 'master' of github.com:DroidPlanner/3DRServices into ap_message_handler
testing #3 of travis upload of the javadoc to the gh_pages branch.
completed implementation of the autopilot warnings parser.
testing #4 of travis upload of the javadoc to the gh_pages branch.
Merge pull request #13 from DroidPlanner/ap_message_handler

Autopilot warnings parser
Merge branches 'master' and 'version_1_1_6' of github.com:DroidPlanner/3DRServices into version_1_1_6
testing #5 of travis upload of the javadoc to the gh_pages branch.
testing #6 of travis upload of the javadoc to the gh_pages branch.
testing #7 of travis upload of the javadoc to the gh_pages branch.
updated client lib readme to include link to the javadoc.
restricted javadoc generation to updates to the master branch.
Fixed link to the javadoc section.
updated javadoc generation settings.