Update requirements (fossasia#340)

- Add versions to packages
- Remove unused packages

Add colour package

Author: shivamMg

requirements/common.txt

@@ -14,10 +14,9 @@ icalendar==3.9.2
 requests==2.10.0
 WTForms-Components==0.10.0
 WTForms==2.1
-psycopg2
-logging
-colour
-xlrd
-mock
-SQLAlchemy-Utils
+colour==0.1.2
+psycopg2==2.6.1
+xlrd==0.9.4
+mock==2.0.0
+SQLAlchemy-Utils==0.32.6
 cryptography==1.3.2

requirements/dev.txt

@@ -1,13 +1,11 @@
 -r common.txt
 
 nose==1.3.7
-livereload==2.4.1
-glob2==0.4.1
 
 pylint==1.5.5
 pep8==1.7.0
 
 # these prevent SSL warnings in urllib3
-pyopenssl
-ndg-httpsclient
-pyasn1
+pyOpenSSL==16.0.0
+ndg-httpsclient==0.4.0
+pyasn1==0.1.9