Upgrade scipy, lxml, boto

docs/shared/requirements.txt

@@ -34,7 +34,7 @@ feedparser==5.1.3
 git+https://github.com/pmitros/pyfs.git@96e1922348bfe6d99201b9512a9ed946c87b7e0b
 GitPython==0.3.2.RC1
 glob2==0.3
-lxml==3.0.1
+lxml==3.3.6
 mako==0.7.3
 Markdown==2.2.1
 mock==1.0.1

requirements/edx-sandbox/post.txt

@@ -5,5 +5,5 @@
 #   * One of @e0d, @jarv, or @feanil - to check system requirements
 
 # Packages to install in the Python sandbox for secured execution.
-scipy==0.11.0
-lxml==3.0.1
+scipy==0.14.0
+lxml==3.3.6

requirements/edx/base.txt

@@ -8,7 +8,7 @@ beautifulsoup4==4.1.3
 beautifulsoup==3.2.1
 bleach==1.4
 html5lib==0.999
-boto==2.13.3
+boto==2.32.1
 celery==3.0.19
 cssselect==0.9.1
 dealer==0.2.3
@@ -45,7 +45,7 @@ GitPython==0.3.2.RC1
 glob2==0.3
 gunicorn==0.17.4
 lazy==1.1
-lxml==3.0.1
+lxml==3.3.6
 mako==0.9.1
 Markdown==2.2.1
 mongoengine==0.7.10
@@ -72,7 +72,7 @@ pysrt==0.4.7
 PyYAML==3.10
 requests==2.3.0
 requests-oauthlib==0.4.1
-scipy==0.11.0
+scipy==0.14.0
 Shapely==1.2.16
 singledispatch==3.4.0.2
 sorl-thumbnail==11.12