Fix memory leak where the "struct tx_data" is allocated for each frame sent but never freed.
Fix minor memory leak with unused buffer being allocated.
Use the stack rather than heap for variable that doesn't go out of scope.
Merge github.com:audioscience/avdecc-lib
Minor fix to comments.
Fix so that 'view details' prints correctly.

The compiler by default takes uint8_t and tries to print them as characters. This results in strange symbols and missing information instead of the value.
Merge pull request #82 from pthedinger/master

Fixing memory leaks.