Sample app fixes - #103

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DavidLudwig wants to merge 4 commits into

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DavidLudwig:sample_app_fixes_2

Commits on Sep 29, 2018

bug-fix: 'sprites' sample-app doesn't find input files, if launched via command-line and from a directory other than the one the executable is in
DavidLudwig
committed
88482bb
bug-fix: 'draw_cpp' sample-app wasn't finding source-image, if launched from a directory other than that which contains the sample's executable
DavidLudwig
committed
f856f5a
draw_cpp: default to showing output in a window; make file-based output be optional, via cmd-line args
DavidLudwig
committed
fcb2130
samples: use boost::filesystem if std::filesystem is unavailable
DavidLudwig
committed
1b17705