Update README.rst

typo
fix version for test
Removed pin of plone.app.querystring

Plone 4.3.4 (latest) already use plone.app.querystring = 1.2.3.
Fixed untranslatable label

Added runi18n script

Added (emtpy) italian translation
Add actual_result_count attribute to SolrResponse to emulate catalog attribute
updated HISTORY
actual_result_count return 0 if thee are no results
Merge branch 'actual_result_count' of github.com:collective/collective.solr into actual_result_count