fix docstrings

src/conversation_textview.py

@@ -42,7 +42,8 @@
 GTKGUI_GLADE = 'gtkgui.glade'
 
 class ConversationTextview(gtk.TextView):
-	'''Class for chat/groupchat windows'''
+	'''Class for the conversation textview (where user reads already said messages)
+	for chat/groupchat windows'''
 	def __init__(self, account):
 		gtk.TextView.__init__(self)
 		

src/message_textview.py

@@ -20,6 +20,8 @@
 import gobject
 
 class MessageTextView(gtk.TextView):
+	'''Class for the message textview (where user writes new messages)
+	for chat/groupchat windows'''
 	__gsignals__ = dict(
 		mykeypress = (gobject.SIGNAL_RUN_LAST | gobject.SIGNAL_ACTION,
 				None, # return value