delete old schema-version value before inserting the new one

when changing the schema we could not re-init the database (without deleting it completly)
don't use "json" datatype in order to be compatible with PostgreSQL 9.1
do not output exception if user was unknown
allow to use SSL connections
set value to false by default
allow to set service port in build bot
patch the config file in the destination folder
...
we need to expand the variable
do not output message that database and user are created when we actually don't do that
fixed #99 (Corpus explorer does not output alignment edges with no annotations)
first step for transforming CorefVisualizer from AOM to Salt: compiles
more conversions from long to string IDs and fixed all current warnings in CorefVisualizer
highlighting was not working since there were illegal characters (at least for jquery) in the ID
we also have to escape the "."
re-enabling the match colors in the CorefVisualizer

Now the matched nodes are no longer all red, but have the same color as in KWIC
sort token before iterating
output coref visualizations for each texts after each other

also remove some fuzzy "tooltip space" code
using the gagawa library to create well-formed HTML
only output wrapper table when using multiple-texts