Added following functionality:
* Multiple printer can be set in the configuration file or a new
one can be named while executing the print command
* It is possible to use ~ in the open and export command
* Clicking on destination links works now
* Show/Hide inputbar
Fixes and other changes:
* Updated the dependencies to the right versions
* Switched j/k in the scrolling command
* Added command shortcuts
* Fixed the rotation
* Link command is for the preset only for showing external
links
* Added some command explanation in the man page
* Adjust window on startup
Added following functionality:
* Save the PDF file
* Show and edit form fields
Fixes and other changes:
* Fixed internal saved file path
Other:
* Added manpage
