Added validation for App title

frappe/utils/boilerplate.py

@@ -3,7 +3,7 @@
 
 from __future__ import unicode_literals
 
-import frappe, os
+import frappe, os, re
 from frappe.utils import touch_file, encode, cstr
 
 def make_boilerplate(dest, app_name):
@@ -17,7 +17,7 @@ def make_boilerplate(dest, app_name):
 	hooks = frappe._dict()
 	hooks.app_name = app_name
 	app_title = hooks.app_name.replace("_", " ").title()
-	for key in ("App Title (defaut: {0})".format(app_title),
+	for key in ("App Title (default: {0})".format(app_title),
 		"App Description", "App Publisher", "App Email",
 		"App Icon (default 'octicon octicon-file-directory')",
 		"App Color (default 'grey')",
@@ -28,6 +28,9 @@ def make_boilerplate(dest, app_name):
 			hook_val = cstr(raw_input(key + ": "))
 			if hook_key=="app_name" and hook_val.lower().replace(" ", "_") != hook_val:
 				print "App Name must be all lowercase and without spaces"
+  				hook_val = ""
+			elif hook_key=="app_title" and not re.match("^(?![\W])[^\d_\s][\w -]+$", hook_val, re.UNICODE):
+				print "App Title should start with a letter and it can only consist of letters, numbers, spaces and underscores"
 				hook_val = ""
 			elif not hook_val:
 				defaults = {