Add currency_cd field to CloudUser
Updated Comprehensive Deployment Guide for v4
Interim change for v4 - all docs built from master.
oo-diagnostics: Read /proc instead of using ps

In test_mcollective_context, read /proc/#{pid}/attr/current to determine
the process's domain instead of using using the output of ps, which is
affected by mcstransd.

This commit fixes bug 1119923.
Merge pull request #5603 from nhr/comprehensive_guide_update

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Merge pull request #5605 from nhr/v4_docs_interim_rake_change

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Merge pull request #5594 from liggitt/add_currency_code

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Merge pull request #5606 from Miciah/bug-1119923-oo-diagnostics-read-slashh-proc-instead-of-using-ps

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