Added Melange front page edit view where you can change title, content, feed url. Created SiteSettings and Document models and some logic for them. Added isFeedURLValid function in soc/logic/feed.py. Created some functions for handling datastore updates of different kinds of Models (soc/logic/model.py). Fixed some typos and too long lines of code. Patch by: Pawel Solyga Review by: to-be-reviewed

from django.conf import settings
import os

def runshell():
    dsn = settings.DATABASE_USER
    if settings.DATABASE_PASSWORD:
        dsn += "/%s" % settings.DATABASE_PASSWORD
    if settings.DATABASE_NAME:
        dsn += "@%s" % settings.DATABASE_NAME
    args = ["sqlplus", "-L", dsn]
    os.execvp("sqlplus", args)