ZLE still isn't a game engine update - 1.6.2

• GLSL & Lua Code editing within ZLE [Beta]
• Lua scripts are now tied to a level, no longer global
• Redesigned vertex object editing - editing with mouse
• Main 4 windows can now be closed - saved to specific layout
• Added snap to grid when moving objects with shift, rotation and scale in steps
• Objects are now highlighted when hovered (Main view & Scene assets)
• Updated ZLE code and headers to be closer to what SFML 3 expects as this is the last SFML 2 version of ZLE
• Header files now end with .hpp instead of .h
• Added default missing texture/missing font when ZLE is unable to load assets
• Added option to select shader from the object which uses it
• Edit mode can be entered with tab
• Windows can no longer be collapsed
• Show file in explorer option moved to right click in the files window
• Minimum window sizes are now 150x75 instead of 128x32
• Fixed a bug with vertex deletion
• Added popup when user checks for updates and no new updates are found
• Window titles slightly darker in main theme
• Fixed Lua zle_vxo_gbnd function
• Removed selected outline when editing objects
• Removed bugged save layout setting - ZLE always saves active layout