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
Removed clone method from SetXBrick and modified to support clone
Modified CatroidXStream
Removed clone method from PlaceAtBrick and modified to support clone
Modified CatroidXStream