JSON input support - initial version
added a command line tool option to import JSON; support code to read JSON from standard input or files; added standard error handling; fixed storing object elements that have subelements
added JSON schema meta bits
hash index (initial version)
document schema improvements; JSON query - initial version; simple JSON pretty printer; added a JSON query demo to the commandline utility
added tests for the schema functions
added tests for JSON parsing
allow index hash size to be specified (internal usage only)
fixed index hash allocation size
added tests for index hash
emulate array index when doing a scan in a JSON query
merged the JSON support branch