Merge branch 'hotfix/Sample-time_on_oracle' into develop
added uptimeDB.php
finished the initial port over to uptimeDB
only the network device stuff works currently.
everything expect for some of the retained service metrics are working
fixed a bunch of issues were the correct $sql wasn’t being called to get various names
fixed a an undefined variable in the performance query
Merge branch 'feature/re-rerwrite_with_uptimedb' into develop
added queries needed for MSSQL support
fixed a missing > when calling $db->dbType
Merge branch 'feature/SQLServer_support' into develop
Update readme.txt

updated readme with initial details for the SQLServer/MSSQL odbc driver setup steps.
updates/repack for the 7.3 extension manager
minor readme updates
Merge branch 'release/v2.7'