* Disable colors on Windows because terminal looks bad otherwise
* Use environment on Windows to set PATH and make sure unit tests use
the compiled libraries and not the installed ones
* Define ssize_t on Windows as well by using SSIZE_T
Update test_analysis_block.c
Update test_intervaltree.c
Update test_unum.c
* Add `dtst` and `dtsf` commands
* Change `RDebugSession` to store its data in their own sdb namespace
* Add `r_debug_session_serialize()` and `r_debug_session_deserialize()` API
* Add unit tests for `RDebugSession `save and load functions
