set ruby version to 2.0.*
update ChangeLog
set version number to 2.0.0
Merge branch 'development' into release/v2.0.0
Merge branch 'release/v2.0.0' of github.com:ToxBank/toxbank-investigation into release/v2.0.0
renamed template
added option for reconvert isa-tab files with new isa2rdf version
rewrite investigation uri
removed line break
added template characteristics_by_sample;updated template factorvalues_by_investigation;added route for biosample search
added files_by_investigation template
fixed typo
changed template and route to investigation_by_gene_and_value; accepts value only with type definition like 'FC=,pvalue=,qvalue='
changed seperator
update to isa2rdf 1.0.2 , set install to snapshot directory (has to be changed to release directory)
chunk large dataset for appending on inv graph
catch nil error extrafiles
changed reject rule for extrafiles
adjust isa2rdf version; handle extrafiles
renamed template