Finished work on readFlashMemory
Merge branch 'master' of https://github.com/Prosjekt2-09arduino/STK500-Android
Removed unreachable break
Finished work on readDataMemory method
Closes #26.

 * Finished work on readPage method
 * Added more javadoc to programPage method
Work on STK500v1:

 * Added/modified javadoc on several methods
 * Added check for entering and leaving programming mode in constructor
removed unused imports
Merge branch 'master' into iss20-AddTimeoutToRead