Failure to merge Vdbs when previewing in 7.7.x

* The applicability check for the mergeVdbs method fails to find the method
  due to a lack of parameters. Adding in the parameters correctly finds
  the method and the check can be correctly tested.
TEIIDDES-2214: Fixes issues with CXF war generation

* DefaultWebArchiveBuilderImpl
 * Makes the WEB-INF/wsdl directory prior to files being copied into it.
 * Clean up method warnings, making them private

* VdbResourceFinder
 * Due to xsd resources being split out from model files in the vdb, they
   must also be explicity collected in order to be available for
   searching

* Vdb
 * Convert schema entries to files in the same manner as model files
TEIIDDES-2221 hanged duplicate model/xsd file checks when adding to VDB
TEIIDDES-2223 upgraded snapshot version to 8.6.0
TEIIDDES-2203 added null check on eObject.getResource()
TEIIDDES-2223 upped the teiid client plugin to 8.6.0
TEIIDDES-1243 tweaked target schema folder filter to only look in
current project.
TEIIDDES-2151 enabled Default Procedures option to fully apply
source/view model locations and names
TEIIDDES-1822 added icon for deployed VDB's with errors
* tweaked vdb data node to return new image if Active & has errors
teiiddes-2224: Added logic to check for compilation errors and changed connection, resulset, properties, and statement variables from class level to local scope.
TEIIDDES-2226 removed restriction that new CP wizard requires open project.
Merge pull request #378 from tejones/teiiddes-2224

teiiddes-2224
TEIIDDES-2228 Added logic to set the CP on the import manager during
dialog launch if:
* No CP has been set
* One exists and is selected in the CP combo box
TEIIDDES-2227 added null connection profile check
TEIIDDES-2216 synched includeHeader() and setDoUseHeaderForColumnNames()
methods with checkbox widget seslection listeners.