Improve ncm-cdp documentation

Fixes #255.
Document fetch_offset

Explain how fetch_offset and fetch_smear actually function.
Improve ncm-ccm documentation

Fixes #254
Add previously undocumented options

It is not clear whether base_url can actually be used as it does not seem
that it should be possible for profile to not be a valid URL.
Document default value of dbformat

It is applied in the perl code of ccm rather than the component.
[maven-release-plugin] prepare release configuration-modules-core-14.10.0-rc2
[maven-release-plugin] prepare for next development iteration
add error message on empty osd
Improve ncm-altlogrotate documentation

Fixes #251.
Remove duplicate over
Fix COMP in component name block
State that ccm context is currently unsupported
updated schema
Explain why altlogrotate is named as such
pass fullsearch option from update_pkgs_retry to update_pkgs
introduce anonymous sub as shortcut to make the update_pkgs_retry code
readable
improve the update_pkgs_retry unittests to verify all arguments get
passed; and improve the checks for error logging
Merge pull request #371 from wdpypere/ncm-icinga

ncm-icinga: updated schema
Merge pull request #367 from jrha/more-documentation-fixes

More documentation fixes
Merge pull request #375 from stdweird/spma_pass_fullsearch

ncm-spma: pass fullsearch option from update_pkgs_retry to update_pkgs