CHANGELOG

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### Change log
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##
## 29.06.2012
## - Initial CLI version
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## 02./03.08.2012:
## - Initial GUI version
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## 24.08.2012
## - Red Background while scanning
## - Fixed wrong numbering of left and right page
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## 29.08.2012:
## - Added exit button
## - Start external image viewer when a thumbnail is clicked
## - Created a separate thumbnail subdirectory
## - Before scanning, the script now checks whether that page number has been
##   scanned before, and if so, moves the old scan(s) to a separate "discarded"
##   subdir
## - Implemented the hardware trigger
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## 19.11.2012
## - Now uses patched version of gphoto2 and thus a custom (configurable) path
## - The system calls for gphoto, jpegtran and convert are now only one (more
##   or less solid) system call
## - This call even includes both images and only returns when both have 
##   definitely been finished (before, one of the images might still have been
##   in processing when the perl code retained control
## - Fixed the feature that prevents two scans of the same page in the main dir
##   (by moving older ones to a discarded-subdir) (ACTUALLY THIS IS stiLL BuggY)
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## 06.03.2014
## - Started GIT repository
## - Made image viewer configurable
## - Changed location of helper programs and scripts to /usr/local/bin
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