APP: Use libswd_log for log and messages handling.
APP: Use libswd_log for log and messages handling.

Where possible (after LibSWD is intialized) libswd_log() replaces printf().
Commandline now can handle multiple commands separated with '\n' or '\;'.
Various fixes.

ongjohn/LibSWD,shangdawei/LibSWD,shangdawei/LibSWD,cedar-renjun/LibSWD,cedar-renjun/LibSWD,ongjohn/LibSWD,shangdawei/LibSWD,cedar-renjun/LibSWD,ongjohn/LibSWD