Update various OS X README files for 3.3.0.
diff --git a/Mac/BuildScript/resources/Welcome.rtf b/Mac/BuildScript/resources/Welcome.rtf
index d209b10..86fbf63 100644
--- a/Mac/BuildScript/resources/Welcome.rtf
+++ b/Mac/BuildScript/resources/Welcome.rtf
@@ -1,8 +1,8 @@
-{\rtf1\ansi\ansicpg1252\cocoartf1038\cocoasubrtf350
+{\rtf1\ansi\ansicpg1252\cocoartf1138\cocoasubrtf470
{\fonttbl\f0\fswiss\fcharset0 Helvetica;}
{\colortbl;\red255\green255\blue255;}
\paperw11904\paperh16836\margl1440\margr1440\vieww9640\viewh10620\viewkind0
-\pard\tx720\tx1440\tx2160\tx2880\tx3600\tx4320\tx5040\tx5760\tx6480\tx7200\tx7920\tx8640\ql\qnatural
+\pard\tx720\tx1440\tx2160\tx2880\tx3600\tx4320\tx5040\tx5760\tx6480\tx7200\tx7920\tx8640
\f0\fs24 \cf0 This package will install
\b Python $FULL_VERSION
@@ -20,9 +20,9 @@
\
\b NOTE:
-\b0 This package will by default not update your shell profile and will also not install files in /usr/local. Double-click
+\b0 This package will not update your shell profile by default. Double-click
\b Update Shell Profile
-\b0 at any time to make $FULL_VERSION the default Python.\
+\b0 at any time to make $FULL_VERSION the default Python 3 version. This version can co-exist with other installed versions of Python 3 and Python 2.\
\
\b IMPORTANT: