added support for markdown tables
Fixed multitable issue in showdowns table-extension

Thanks to welvet (https://github.com/welvet/showdown/commit/3cf0cc7d2134b8a9aa374935ec8a12a9564124b8)
Added the lost ajax-loader.gif for network Graph. Fixes #368
Added Error Handling when no more commits are available
Updating dependencies. Fixes #365
Merge pull request #377 from Lukx/master

Network Graph: AjaxLoader & Error Handling for no-more-entries
Merge pull request #374 from KrissiK/master

Added support for markdown tables