Add abbreviations

Closes #470.

assets/javascripts/models/entry.coffee

@@ -66,9 +66,11 @@ class app.models.Entry extends app.Model
     'modernizr': 'mdr'
     'moment.js': 'mt'
     'nginx': 'ngx'
+    'numpy': 'np'
     'postgresql': 'pg'
     'python': 'py'
     'ruby.on.rails': 'ror'
     'ruby': 'rb'
     'sass': 'scss'
+    'tensorflow': 'tf'
     'underscore.js': '_'