add a check of java version string >=1.7 to startup class
stopping start with error msg on version < 1.7
adjust tag cloud font size calculation 
to limit max font size to ~ TOPWORDS_MAXSIZE
added option in vocabulary editor to import CSV files with different
encodings (preselected windows-type character encoding which is typical
for CSV files). Fixed also other problems with character encoding in
dictionary files. Automatically generated vocabularies are now also
noted in the API steering.
fix for 2-day network stats table: showing 48 instead of 24 hours from
peer history
fix field counter for multi-fields in html writer for the solr servlet
added new solr schema fields which record the occurences of vocabulary
matchings. These matches can be used for result boosting, i.e. if a
document contains words from a specific vocabulary, boost it.