Merge pull request #2120 from rabuzarus/2911_network_header

2911 network header

diff --cc mod/network.php
Simple merge

diff --cc view/theme/duepuntozero/style.css
Simple merge

diff --cc view/theme/frost-mobile/style.css
Simple merge

diff --cc view/theme/frost/style.css
Simple merge

diff --cc view/theme/quattro/dark/style.css
Simple merge

diff --cc view/theme/quattro/green/style.css
Simple merge

diff --cc view/theme/quattro/lilac/style.css
Simple merge

diff --cc view/theme/quattro/quattro.less
Simple merge

diff --cc view/theme/smoothly/style.css
Simple merge

diff --cc view/theme/vier/style.css
Simple merge