Make 1s the minimum delay for mining on startup
Simplify code & remove manual property copying
Hide the Save & Cancel buttons when auto-mining
Added support for automatically setting Desktop Mode based on idle use
Disable idle detection options under *nix / OS X (uses User32.dll)
Check idle use every 15s instead of 10
Refactoring
Added the ability to manually add / define coins
Version information updated
Check for null reference
Screenshots for 1.2.25