Move config sample to a separate file

.gitignore

@@ -4,3 +4,4 @@ build/*
 *.egg*
 AUTHORS
 ChangeLog
+config.ini

config.ini.sample

@@ -0,0 +1,7 @@
+[ircbot]
+nick=NICKNAME
+pass=PASSWORD
+server=irc.freenode.net
+port=6667
+channels=foo,bar
+db=/tmp/db.json

ptgbot/bot.py

@@ -14,17 +14,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-# The configuration file should look like:
-"""
-[ircbot]
-nick=NICKNAME
-pass=PASSWORD
-server=irc.freenode.net
-port=6667
-channels=foo,bar
-db=/tmp/db.json
-"""
-
 import argparse
 import configparser
 import daemon