Merge pull request #5 from dejan-brkic/2.2.x

CRAFTER-547
CRAFTERCMS-555
Added parsing of date and html solr input fields for attachment indexing
CRAFTERCMS-555
Fixed bug with missing parsed date and html solr input fields for attachment indexing
CRAFTERCMS-556
Fixed wiping attachment content from solr index
CRAFTERCMS-556
Fixed bug with missing additional fields from attachment content type xml
CRAFTERCMS-557
Added support for multi value additional fields for attachment indexing
CRAFTERCMS-557
Fixed bugs in support for multi value additional fields for attachment indexing.
Merge remote-tracking branch 'origin/CRAFTERCMS-555'
Merge pull request #10 from dejan-brkic/CRAFTERCMS-555

crafter search solr issues
Added crafter-search-provider/solr/lib jars.
Merge pull request #11 from avasquez614/master

Added crafter-search-provider/solr/lib jars.
prepare for next development iteration
Update version of maven-shade-plugin

I ran into an error trying to build it. Found out why here: https://cwiki.apache.org/confluence/display/MAVEN/AetherClassNotFound
Merge pull request #13 from glide1/patch-1

Update version of maven-shade-plugin
Merge remote-tracking branch 'upstream/master'