Merge branch 'develop' into feature-zsh-completion
Merge branch 'develop' into feature-bash-completion
Merge branch 'develop' into completion
Add tests for completion
Update zsh completion file
Update bash completion file
Merge branch 'feature-zsh-completion' into completion
Merge branch 'feature-bash-completion' into completion
Merge branch 'completion' into develop
Fix a segmentation fault while loading grayscaled PNG
Merge branch 'hotfix-load-grayscale-png' into release-1.3
Bump version
Merge branch 'release-1.3'
Merge branch 'master' into develop

Conflicts:
	converters/loader.c
Add tests of loading grayscaled jpeg/png images
Merge branch 'develop' into feature-load-paletted-input
Add paletted PNG images
Support paletted input