SOLR-1301: Add a Solr contrib that allows for building Solr indexes via Hadoop's MapReduce.

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1547139 13f79535-47bb-0310-9956-ffa450edef68
SOLR-1301: Ivy likes to act funny if you don't declare compile and test resources in the same dependency.

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1547187 13f79535-47bb-0310-9956-ffa450edef68
SOLR-1301: Fix compilation for Java 8 (the Java 8 compiler is more picky, but it's not a Java 8 regression: the code was just wrong)

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1547232 13f79535-47bb-0310-9956-ffa450edef68
SOLR-1301: Fix windows problem with escaping of folder name (see crazy https://github.com/typesafehub/config/blob/master/HOCON.md for correct format: string must be quoted and escaped like javascript)

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1547239 13f79535-47bb-0310-9956-ffa450edef68
SOLR-1301: Ignore windows tests that cannot work because they use UNIX semantics. Also remove a never-executed test which tests nothing

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1547242 13f79535-47bb-0310-9956-ffa450edef68
SOLR-5518: Move editing files to a separte request handler

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1547251 13f79535-47bb-0310-9956-ffa450edef68