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authorMark McLoughlin <markmc@redhat.com>2012-08-13 11:35:25 +0100
committerMark McLoughlin <markmc@redhat.com>2012-08-13 11:35:25 +0100
commit4dc2043df6e64adb902081d2ff7cb72ef4d20de5 (patch)
tree4e6edff580146e4e1b6ca8a3396017dcd00f0a2c /openstack/common/plugin
parent513bd3a917207099125cc044705aee438fee7143 (diff)
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cfg: clean up None value handling
Remove the need for an internal NoneValue class by making the existence of the 'default' or 'override' keys signify whether a default or override is set. Change-Id: Iacf49553df5ba8414307904a3ee334c7b8c55758
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