Bump up the version of PDF.js to
d45d7bc16128e3783ad29d16f3315add8f224265.

Include new mandatory dependencies for enabling
the text layer.
Expose PDFjs plugin information.
update webodf to d4f50bd320b8bc8dcb14ab315114fa208b664c67
implement version overruling
add version information to the main-dir in release zip-file
build-vebosity: add version information
Merge pull request #26 from adityab/update-ci-pdfjs

Updates for PDFjs, WebODF, and making it CI-friendly
view running with all libraries
delete unnecessary files
edit readme
edit readme
new file scss
remove scss dont used
change file for editing
Added image plugin and edited PluginLoader
Added check into PluginLoader.js to remove additional query trail when checking the extension.
Remover viewer.js (duplicate made by mistake of Viewer.js) and small (typo, comments and indentation) fixes around.