load installed fonts, fix some minor loading issues

common/utils.py

@@ -1,4 +1,3 @@
-
 import time
 import datetime
 from mathutils import (
@@ -19,6 +18,22 @@ def mapRange(in_value, in_min, in_max, out_min, out_max, clamp=False):
             return max(out_max, min(out_min, output))
     else:
         return output
+import warnings
+import functools
+
+def deprecated(func):
+    """This is a decorator which can be used to mark functions
+    as deprecated. It will result in a warning being emitted
+    when the function is used."""
+    @functools.wraps(func)
+    def new_func(*args, **kwargs):
+        warnings.simplefilter('always', DeprecationWarning)  # turn off filter
+        warnings.warn("Call to deprecated function {}.".format(func.__name__),
+                      category=DeprecationWarning,
+                      stacklevel=2)
+        warnings.simplefilter('default', DeprecationWarning)  # reset filter
+        return func(*args, **kwargs)
+    return new_func
 
 # # Evaluate a bezier curve for the parameter 0<=t<=1 along its length
 # def evaluateBezierPoint(p1, h1, h2, p2, t):