Build 170316 (preview)

• conemu#787: Improve scroll by prompts by skipping empty lines above prompts.
• conemu#1058: Apply button was not auto-enabled on entering negative X coord in the Settings dialog.
• conemu#1061: Fix GUI crash if Far panels has no column titles.
• Make magnetic snap to edges friendly for Windows Aero Snap feature.
• conemu#1047: Display ampersands (&) in tab titles.
• conemu#688, conemu#1063: Fix ‘Long console output’ in Far 1.x and 2.x.
• conemu#1067: Log errors in GetConsoleScreenBufferInfo.