Finished all non-edge case documentation in output_format.hpp. Refer to
#8.
Modified ANSI_Color background/foreground setters to take an extra bool
argument for bright mode.
Implemented all functions in input modules. Closes #5.
Fixed blocking bug in get_char. Wouldn't return on anything but arrow
keys.
Modified indexer to allow c++11 functions and semantics without indexer
complaints.
Added ascii::BEL to input.hpp.

Signed-off-by: New-Guy <Kenneth.E.Sills@Gmail.com>
Fully implemented the Window module. Closes #7.
Renamed `move_progress` to `set_progress`, changed functionality to
match ConEmu's behavior better. See documentation for functionality.
Removed ProgressChange enum class as a result.