NXP-13670: Add User-Agent in Http Client
NXP-13677: Only write OS X launch agent if doesn't exist
NXP-13685: Avoid NPE on currentDocument in NuxeoDriveActions factories
NXP-12981: Use PFX certificate file when signing msi
NXP-12981: Use C:\Users\nuxeo instead of \Users\nuxeo in msi signing batch script (not set by Jenkins)
NXP-12981: Use quotes around PFX certificate path in msi signing batch script