add missing file in release branches
refactor bamseqchksum and avoid usage of GCC variable length array extension
add explicit cast for null pointer
do not rely on OpenMP to determine number of threads
make help message for numthreads independent of OpenMP define
avoid spurious eof exception
check for base64 decoding parameter
fix base64 decode parameter
bump libmaus version
bump version after

  * do not use variable length arrays in bamseqchksum
  * make null pointer cast explicit in bamheap (gcc 4.3 compat)
  * avoid generation of spurious eof exceptions in bamparsort
  * do not rely on OpenMP to detect number of processors in bamparsort
  * fix check/test target on Darwin (different base64 decoding parameter)