added missing quotes around 'true' value in wdr.config.BooleanAttributeConverter
introduced basic @include directive in configuration manifests
terminology change: dump -> export
fix: BooleanAttributeConverter.toAdminConfig must always resort to returning 'false'
enhancement: ConfigObject._modify checks for current value before resetting it and setting to a new value
fix: added missing attribute prefixes for exported configuration manifests
fix: eliminated duplicated grandchildren from exported configuration manifests
fix: regular (non-key) attributes were missing from configuration manifests
fix: proper handling of atomic-value lists
enhancement: renamed manifest functions, new naming convention: load->import, generate->export
enhancement: added ServerCluster to default export config
enhancement: deprecation warnings include end-of-life version information
Merge branch 'config_manifest_export'
Merge branch 'config_manifest_includes'

Conflicts:
	lib/common/wdr/manifest.py
enhancement: @include directive accepted in multi-value properties
enhancement: update date ranges in copyright headers
enhancement: bumped up version to 0.4