Update messages.po

Add missing translation for new expressions. 
Indexing original_text_lsh column.
Nilsimsa seems to have issues with non-ASCII characters.
Revised column width settings.
Merge branch 'master' of github.com:suminb/translator
Map is centered differently.
Merge branch 'analytics'
Merge branch 'master' into lsh
Recording hash values for original_text.
Caching translations.