Ignore auto-generated files

Ignore files for auto-generated stuff.
Ignore settings folder within android projects.
Ignore bin folder within java projects.
Ignore linked folder for ibrcommon in ibrdtn.
Add eclipse project files.
Moved ndk_build into ibrdtn project, set ibrdtn debuggable, introduce first jni functions
Added missing files
Extend readme
Make libraries compile as seperated shared libs
Move readme into jni subfolder
Add Android logging to logcat
Basics working
Use the logging tag when doing android logcat logging.
Define for PAGE_SIZE not necessary with recent NDK.
Statically dtnd binaries removed

The statically dtnd binary is no longer necessary since
we are using NDK build of IBR-DTN now.
Hide Android.mk files in ibrcommon and ibrdtn.
Re-enable some logging features.
Fix logger initialization in NativeLibraryWrapper.

Also add ibrcommon and ibrdtn to the used libraries.
Enable logging to a file if configured.
Add Android logging to logcat
Remove additional logging as this is now handled by syslog flag
Reworked logging functionality. It is now based on Androids logcat
Lower non relevant logs