Drone remove wakelock permission
 - upate Android Manifest
 - update ParrotARDroneCatroidAdaptation library
Merge pull request #982 from Catrobat/drone2-DRONE-28

Drone remove wakelock permission
Drone create seperate class for drone initialisation
introduces IntelliJ Settings

- code style settings
- standard test run configuration
- dictionary
- JIRA link
- Vcs
Merge pull request #974 from Catrobat/addIntelliJSettings

introduces IntelliJ Settings
Drone add tests for seperate prestage initialisation
Merge pull request #983 from Catrobat/drone2-DRONE-26

Drone Refactor PreStaegActivity Drone initialisation
introduce a map for formulas in BrickBaseType

Added BrickField enum to Brick.java

Implemented clone method in BrickBaseType.java
Fixed errors in ChangeBrightnessByNBrick.java
add xstream converter, error during loading
added xstream-1.4.7.jar to libs folder
Modified initialization of ConcurrentFormulaHashMap.java
Fixed load projects error

TODO: fix loading past projects
Introduced CatroidXStream.java
FIXED loading old projects
TODO check value of formula element when converting
FIXED check value of formula element when converting