Mac compatibility added

-rdynamic flag removed. CC=gcc-4.9 added
TODO: OS-specific CC-flag
Merge pull request #3 from remynaps/mac

Mac compatibility added
If conditions for platform compiler added
Windows clause added to Makefile. To be tested
Makefile logic complete.
Merge pull request #5 from Rubykuby/windowsnt

Windowsnt
Windows shell commands added
Actually compiles and cleans. Still needs work
Slashes corrected
Fixed absence of objects under Windows, hopefully
Forgot to revert the slashes
Compilation instructions added
Added cross-compilation documentation
Makefile copies amanda.ini and test.ama

copy shell statements now work dependent on the platform that is
being compiled on.
Merge pull request #11 from remynaps/copyfix

Fixes #7
Fixes #6. Dynamic .o files generated
Merge pull request #12 from Rubykuby/staticfix

Merge staticfix into master