Fix for nested subselects and unions as in trac737

git-svn-id: https://bigdata.svn.sourceforge.net/svnroot/bigdata/branches/BIGDATA_RELEASE_1_3_0@7425 8f7bc0f5-282e-0410-95e3-8d296e9bb460
Fix for trac737 FILTER ( ?s = <eg:a> )

git-svn-id: https://bigdata.svn.sourceforge.net/svnroot/bigdata/branches/BIGDATA_RELEASE_1_3_0@7426 8f7bc0f5-282e-0410-95e3-8d296e9bb460
Including new tests in suite

git-svn-id: https://bigdata.svn.sourceforge.net/svnroot/bigdata/branches/BIGDATA_RELEASE_1_3_0@7427 8f7bc0f5-282e-0410-95e3-8d296e9bb460
test cases for trac747 involving BOUND

git-svn-id: https://bigdata.svn.sourceforge.net/svnroot/bigdata/branches/BIGDATA_RELEASE_1_3_0@7428 8f7bc0f5-282e-0410-95e3-8d296e9bb460
Fix some of trac747 - obvious typo

git-svn-id: https://bigdata.svn.sourceforge.net/svnroot/bigdata/branches/BIGDATA_RELEASE_1_3_0@7429 8f7bc0f5-282e-0410-95e3-8d296e9bb460
yet another variant of this test to block incorrect fixes

git-svn-id: https://bigdata.svn.sourceforge.net/svnroot/bigdata/branches/BIGDATA_RELEASE_1_3_0@7430 8f7bc0f5-282e-0410-95e3-8d296e9bb460
defensive code concerning typing

git-svn-id: https://bigdata.svn.sourceforge.net/svnroot/bigdata/branches/BIGDATA_RELEASE_1_3_0@7431 8f7bc0f5-282e-0410-95e3-8d296e9bb460
don't call UUID as much
Revert "don't call UUID as much"

This reverts commit 5144907debd18ea9eb9e7e2948ae8a4b0175fa2d.
change spin lock settings
A read me for the Syapse specific work
changed encoding
spelling error
Tests and fix for 748 concerning projected vars in subselects