Expressions and Tutorial

Added

• Expression node users can type their own math or text functions
• tutorial for canvas navigation and making first macro
• more features for scheduling

Changed

• Improve user custom nodes
• Keyboard is its own respective window
• move time scheduling to its own tab
• Icons for each node
• dropdown for pallet
• (whats this) button to show infomation
• Better properties organization with dropdowns
• clicking on variables actually show its properties
• translations for places that has been missed