--- /dev/null
+Format of the files with metadata
+=================================
+
+
+General formatting rules
+------------------------
+
+- Each file consists of one or more sections
+- Each section separated by one or more empty lines
+- Each line in section starts with capital letter (key),colon and space(s)
+- Lines without key element are ignored
+
+
+Git tree project object
+-----------------------
+
+Filename: "git-trees"
+ T: [mandatory] tree path
+ D: [mandatory] Domain
+ O: [optional] Description
+ P: [optional] Profile (Mobile,IVI,...)
+ S: [optional] Status (Maintained, Obsoleted, ...)
+ M: [optional] Maintainer(s)
+ I: [optional] Integrator(s)
+ R: [optional] Reviewers(s)
+ B: [optional] Branch(es)
+ L: [optional] License(s)
+ H: [optional] Web site or web page related to project
+ U: [optional] Upstream URL
+ V: [optional] Upstream version control system URL
+ C: [optional] Comments
+
+
+Domain object
+-------------
+
+Filename: "domains"
+ D: [mandatory] Domain
+ A: [mandatory] Architect(s)
+ P: [optional] Profile (Mobile,IVI,...)
+ O: [optional] Description
+ S: [optional] Status (Maintained, Obsoleted, ...)
+ M: [optional] Maintainer(s)
+ I: [optional] Integrator(s)
+ R: [optional] Reviewers(s)
+ H: [optional] Web site or web page related to project
+ N: [optional] reserved for parent domain (in case of declaring sub-domains)
+ C: [optional] Comments
+
+
+Branche object
+--------------
+
+Filename: "branches"
+ B: [mandatory] Branch
+ O: [optional] Description
+ P: [optional] Profile (Mobile,IVI,...)
+ S: [optional] Status (?)
+ Z: [optional] OBS project mapping (?)
+ C: [optional] Comments
+
+
+Reference
+---------
+
+Field keys:
+ A - Architect. Format: FullName <address@domain>
+ B - Branch. Format: [a-z0-9\._]+
+ C - Comments.
+ D - Domain.
+ E - ?
+ F - ?
+ G - ?
+ H - Homepage URL
+ I - Integrator. Format: FullName <address@domain>
+ J - ?
+ K - ?
+ L - Licenses
+ M - Maintainer. Format: FullName <address@domain>
+ N - PareNt. References another domain object.
+ O - DescriptiOn.
+ P - Profile.
+ Q - ?
+ R - Reviewers.
+ S - Status.
+ T - Tree path.
+ U - Upstream.
+ V - Upstream VCS.
+ W - ?
+ X - ?
+ Y - ?
+ Z - OBS mapping?
+
+
+
+