Fixes for spi tests

* TestDesignerTestGatherer
 * Log the collection of tests to know which ones have been executed

* feature.xml
 * Adds spi test plugin to test feature

* TestTeiidServerVersion
 * Since changes to isGreaterThan in TeiidServerVersion, the unit test has
   not been updated. Fixes to pass the test
Updates client runtime plugin to Teiid 8.7

* Adds modifications that brings client runtime plugin up to 8.7 from
  8.7.CR2