Added atexit trigger for resetting the status bar in Excel.
Total refactoring to be able to call it from Excel on Mac.
made naming consistent
changed default path for mac
exclude docs/_build
bumped version number to 0.2.1
made ResetStatusBar Private so it doesn't appear when assigning macros to buttons
updated with VBA module v0.2.1
put LOG_FILE in quotes to allow spaces in path on Mac. Closes #50
updated VBA module to latest version
updated docs for v0.2.1
initial commit