fixed invoice buttons
Merge pull request #201 from Useful-Innovation/johans-fixes

fixed invoice buttons
Merge pull request #202 from Useful-Innovation/changes

glyphicon hover effect
added gobrave reference and fixed send invoice
Merge pull request #203 from Useful-Innovation/johans-fixes

added gobrave reference and fixed send invoice
Merge pull request #204 from Useful-Innovation/changes

Changed the table layout in create_invoice
Some layout shite

Changed font sizes and table layouts in create_invoice and
show_project_details