Make Readme prettier
Removed std namespace, and added COLORS!
Added threading support
Normalized whitespace
Added progess updates, and -O3 optimization flag
Fixed bug in progress display
Progress is calculated outside of worker threads, removed unused mutexes
Removed unused includes
Updated readme
Merge branch 'master' of https://github.com/moloch--/untwister into moloch

Conflicts:
	README.md
Clean up build error and compiler warning
    - It needed a #include <mutex.h>
    - One mismatched integer comparison
Fix linker issue, pthread was not linked at runtime
Fixed default number of threads to 2
    - Was labeled as 2 but actually was 4
Replaced printf with std::cout for more C++'ishness