c100272031
sci_is_marker_set_at_line() to the plugin API (thanks to Yura Siamashka). Add sci_toggle_marker_at_line(). Fix SciFuncs alignment. git-svn-id: https://geany.svn.sourceforge.net/svnroot/geany/trunk@4178 ea778897-0a13-0410-b9d1-a72fbfd435f5