Add HTTP export client option to the deployment file schema.
Add third party jars used by the HTTP export client.
Allow ? as the first charactor of a deployment file property name string.
Add lib for HTTP export client authentication.
ENG-6564 merged master resolving conflicts in DeploymentFileSchema.xsd, and CatalogUtil
ENG-6564 addressed license check failure in CatalogUtil.java
Merge branch 'master' into ENG-6564
Merge branch 'master' into ENG-6564
Merge branch 'master' into ENG-6564
Merge branch 'master' into ENG-6564
Merge branch 'master' into httpexport
Merge branch 'master' into httpexport
Merge branch 'master' into httpexport
Merge branch 'master' into httpexport
Merge branch 'master' into httpexport
ENG-6776 Initial avro export decoder
Merge pull request #1612 from VoltDB/ENG-6776

ENG-6776 Initial avro export decoder
Merge branch 'master' into httpexport
Merge branch 'master' into httpexport
ENG-6641: Fix some negative SQLCommand tests that are now positive tests as a
result of earlier changes.