Holoaverage

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* Single hologram reconstructions do not require printf-format codes in input file paramters
* Include parameters in output file
* Include holoaverage version in output file
* Display global holograms amplitudes instead of intensities during reconstruction
* Made syntax of configurable file importer more URL-like.

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* Deprecation warnings are displayed by default
* Parameter 'output' was renamed to 'output_name'
* New parameter 'output_prefix' allows control over dataset names in output
* Added program overview to documentation
* Configurable image file importer
* Raw input image files
* New parameter 'enable_raw_align' to allow control over raw alignment
* Commandline option to print version number
* Improved handling of DM3 tag names encoding