Build 160329

• Redesign ‘Keys & Macro’ settings page. Let Alt+F put focus into the ‘Filter’ field.
• Hotkey Ctrl+Alt+Break was not processed properly.
• LogFile was not created when ‘Internal LogFiles’ checkbox was on.
• Simplify switching between Tasks on the ‘Tasks’ settings page (Up/Down keys if checkbox/button has focus).
• conemu#404, conemu#322: Fix crash in the integrated applications after ConEmu update (DefTerm). The effect will be noticed on the next update.