fixed some functions parameters and return values
added macros and fixed some bugs
fixed some small bugs
added removing of old packages
Changed communication
something
catch exception to re-initialize
Added catching of exceptions
Fixed some bugs.
fixed bugs
fixed stupid bugs
fixed some bugs
fixed compiler warnings
fixed MAX_PACKAGE_SIZE too get rid of SEGFAULTS
 Fixed some bugs
bla
fixed some bugs
fixed a lot of bugs
fixed some bugs.
Merge branch 'ch_implementing_communication'