New Features and Bugfixes

Features:

• Jogging
• support for 'G4' and 'S' commands
• Macros
• made UI more keyboard friendly
• added option to log all traffic to a file
• added options to exclude Dwell, Spindle and Program End (M2, M30) Commands

Bugfixes:

• fixed serious issue with 'R' arc notation
• fixed imperial feedrates