If you edit and save a scheme to the same name as your current scheme, you no longer have to reopen the Preferences to apply the updated scheme.
Prevents users from naming their editor scheme 'default'
fixes for the current line highlight color

* current line color sets with full alpha (using partial alpha is pointless since there is nothing hidden by the highlight)
* sets immediately when you save your schema
Merge branch 'master' of git://github.com/ninja-ide/ninja-ide
Merge branch 'master' of git://github.com/ninja-ide/ninja-ide
Merge branch 'master' of git://github.com/ninja-ide/ninja-ide
Reverted current-line highlight alpha to 20 (out of 255) instead of 255
Merge pull request #915 from epiblitikos/master

If you edit and save a scheme to the same name as your current scheme, you no longer have to reopen the Preferences to apply the updated scheme.