Fix finding of keybindings file when running from source tree (via ardev/ardbg).
Fix clashing keybindings for zoom stuff.
Add note tool keybinding and menu entry.
git-svn-id: svn://localhost/ardour2/branches/3.0@3099 d708f5d6-7413-0410-9779-e7cbd77b26cf
-- casts for vDSP in mix.cc
-- fix for PluginInsert::PluginControl usage
-- disable POWERMATE if POWERMATE=0
git-svn-id: svn://localhost/ardour2/trunk@2193 d708f5d6-7413-0410-9779-e7cbd77b26cf