Improvement of English notation and toolbar display, Mouse input customization, bugfixed

• Improvement of English notation
  • pull request #18 by @Gitoffthelawn
• Improvement of toolbar display
  • Each hidden bar is automatically displayed when hovering with the mouse
• Mouse input customization
  • Customizable mouse input as well as shortcut key
• bugfixed: When image or volume switching was performed in the state that the image leading was not completed, it was illegally terminated

Speed up of prefetching, 2 bugfixed

• Speed up by improvement of prefetching
• 2.5 times speedup of bicubic interpolation by CPU
• bugfixed: occasionally ended illegally when PrevPage was executed
• bugfixed: does not disappear when displaying the tool bar at full screen

Support for ProhibitMultipleRunning, improved Toolbar/Menubar/PageBar behaviors

• Support for ProhibitMultipleRunning
  • set as top window when run QuickViewer again
  • Images will be loaded by first QuickViewer if you drop images onto the Executable file
• improved Toolbar/Menubar/PageBar behaviors
  • Each hidden bar is automatically displayed when hovering with the mouse

Improve the behavior at fullscreen

• add Frame-less fullscreen toolbar
  • requested by @LRN at issue #15
• Improve the behavior of pagebar at fullscreen

Improvement on fullscreen, calibrated English notation

• Improvement on how to display the toolbar at fullscreen
  • requested by @LRN at issue #15
• calibrated English notation of QuickViewer
  • Since Spanish or Chinese notation was manually fixed, it may be wrong
  • requested by @LRN at issue #11

Support for Simplified Chinese, file associations, not confirm to delete file

• Support for Simplified Chinese
  • now you can add other languages support without editing programs
• Support for file assciations
  • requested by @LRN #12
  • not portable, but If you do not run it will not change to the system
• not confirm to delete file
  • requested by @Keith94 #13

Support display in Spanish, change language, start on fullscreen, fullscreen signage, bugfixed

• Support display in Spanish
• change language on the app, you select
• start the app on fullscreen
• a signage of fullpath of the image on fullscreen
• list images on FolderWindow
• bugfixed: While using CPU zooming, displaying an animation image was incorrectly terminated

Support for Animated PNG(APNG), read completed check, improve ExifDialog

• Support for Animated PNG(APNG)
• read completed check, if you read complate, FolderWindow shows a green bar
• improve ExifDialog
  • will be embedded
  • can next/prev changing

support animation GIFs, mouse wheel resizing, bugfixed

• support animation GIFs(Not enough when CPU resizing)
• mouse wheel resizing
  • Ctrl+Wheel Clicked/Right Button+Wheel Clicked: toggle Fitting
  • Ctrl+Wheel Scrolled/Right Button+Wheel Scrolled: manual zooming
  • requested by @Gitoffthelawn at issue #9
• bugfixed: left trimmed when images bigger than the window
  • reported by @NXij at issue #8

support for drag scrolling, show original size, fixed wheel paging

• support for drag scrolling when images bigger than window
  • requested by @Gitoffthelawn at issue #8
• show original size when images smaller than window on fitting
  • requested by @Keith94 at issue #5
• fixed: wheel paging when images bigger than window