Move Mysql and scipi to requirements/post.txt, because they require the contents…

Move Mysql and scipi to requirements/post.txt, because they require the contents of requirements.txt to be completely installed

rakefile

@@ -170,6 +170,7 @@ end
 desc "Install all python prerequisites for the lms and cms"
 task :install_python_prereqs do
     sh('pip install -r requirements/base.txt')
+    sh('pip install --exists-action w -r requirements/post.txt')
     # Check for private-requirements.txt: used to install our libs as working dirs,
     # or personal-use tools.
     if File.file?("requirements/private.txt")

requirements/base.txt

@@ -3,6 +3,7 @@
 beautifulsoup4==4.1.3
 beautifulsoup==3.2.1
 boto==2.6.0
+distribute==0.6.28
 django-celery==3.0.11
 django-countries==1.5
 django-followit==0.0.3
@@ -22,11 +23,9 @@ feedparser==5.1.3
 fs==0.4.0
 GitPython==0.3.2.RC1
 glob2==0.3
-http://sympy.googlecode.com/files/sympy-0.7.1.tar.gz
 lxml==3.0.1
 mako==0.7.3
 Markdown==2.2.1
-MySQL-python==1.2.4c1
 networkx==1.7
 nltk==2.0.4
 numpy==1.6.2
@@ -43,10 +42,10 @@ python-openid==2.2.5
 pytz==2012h
 PyYAML==3.10
 requests==0.14.2
-scipy==0.11.0
 Shapely==1.2.16
 sorl-thumbnail==11.12
 South==0.7.6
+sympy==0.7.1
 xmltodict==0.4.1
 
 # Used for debugging

requirements/post.txt

+
+# This must be installed after distribute 0.6.28
+MySQL-python==1.2.4c1
+
+# This must be installed after numpy
+scipy==0.11.0