added configuration files to install dependencies via Composer
added vendor dir and Composer executable to ignore list
added target "make install-composer"; configured Composer to install RDFauthor
introduced optional class loading via Composer
used Oracle dev branch as dependency
escaped error text to ensure that messages with for example SPARQL queries are at least readable in the browser
changed parameter retrieval to avoid PHP notices when they do not exist
only apply max_execution_time setting if the execution time is increased
fixed query: according to <http://www.w3.org/TR/2013/REC-sparql11-query-20130321/#rSelectClause>, a comma is not allowed between variables
OntoWiki recommends to disable short open tags, therefore, the templates should not rely on it
escape errors to ensure that they are readable in the browser
use line breaks to improve readability of SPARQL error
fixed typo
refactoring: extracted method; reduced duplicated code
added stricter timeout to ensure that the Wiki is usable if the AKSW blog is not reachable
news feed url is now configurable
updated to latest Oracle adapter version
updated Erfurt library
updated Erfurt library
enabled logging for all Stardog queries