NUTCH-1798 Crawl script not calling index command correctly (Aaron Bedward via jnioche)

git-svn-id: https://svn.apache.org/repos/asf/nutch/branches/2.x@1605975 13f79535-47bb-0310-9956-ffa450edef68
NUTCH-385 Improve description of thread related configuration for Fetcher

git-svn-id: https://svn.apache.org/repos/asf/nutch/branches/2.x@1605979 13f79535-47bb-0310-9956-ffa450edef68
NUTCH-1605 MIME type detector recognizes xlsx as zip file

git-svn-id: https://svn.apache.org/repos/asf/nutch/branches/2.x@1608130 13f79535-47bb-0310-9956-ffa450edef68
NUTCH-1566 bin/nutch to allow whitespace in paths

git-svn-id: https://svn.apache.org/repos/asf/nutch/branches/2.x@1608135 13f79535-47bb-0310-9956-ffa450edef68
NUTCH-1776 Log incorrect plugin.folder file path

git-svn-id: https://svn.apache.org/repos/asf/nutch/branches/2.x@1608136 13f79535-47bb-0310-9956-ffa450edef68
NUTCH-1811 bin/nutch junit to use junit 4 test runner

git-svn-id: https://svn.apache.org/repos/asf/nutch/branches/2.x@1609568 13f79535-47bb-0310-9956-ffa450edef68
Merge remote-tracking branch 'origin/2.x' into 2.x-dev

Conflicts:
	src/bin/crawl