Bug 406155 - Allow hooks for dependency collection to derive to null children when hook is no longer needed for sub graph

Revised API contract to allow DependencyManager, DependencySelector and DependencyTraverser to be null and derive to null

Fixed couple generic signatures

Introduced new VersionFilter hook for the dependency collection process that allows clients to control which of the available versions matching a range should be considered for the dependency graph, ContextualSnapshotVersionFilter provides an interesting showcase of the new extension point.

Bug 405117 - Ease specification of version range bounds that match the least/greatest version in a given branch

Made GenericVersionScheme recognize ranges like "[M.N.*]" as syntactic sugar for "[M.N.min,M.N.max]"

Bug 405117 - Ease specification of version range bounds that match the least/greatest version in a given branch

Revised special tokens to just "min"/"max" to ease usage, especially in XML files

Bug 405117 - Ease specification of version range bounds that match the least/greatest version in a given branch

Introduced support for trailing "<min>" and "<max>" tokens in versions to denote the minimum/maximum of a version segment

Introduced DependencyCollectionContext.getArtifact()

Fixed lifecycle mapping metadata for m2e which previously resulted in spurious errors regarding the manifests

Bug 400992 - Allow local repository managers to query configuration properties during their creation

Fixed javadoc links

Added new config option to allow host app to override filename

Bug 400992 - Allow local repository managers to query configuration properties during their creation

Extended relevant factory methods to require a session object like pretty much everything else already does

Bug 400400 - Rework recording of pre-managed dependency attributes to reduce heap consumption for average case

Replaced DependencyNode.getPremanaged*() with getManagedBits() and made recording of pre-managed state optional which is now implemented via node custom data and utility methods in DependencyManagerUtils if the correspondig config property has been enabled

from _maven.repositories to _remote.repositories, with javadoc
enhancements

Made ConflictResolver derive optional flag from parent nodes and introduced OptionalitySelector hook to control resolution of conflicts among derived flags, with SimpleOptionalitySelector providing a reasonable default impl

used only for resolution tracking

o put tracking filename in TRACKING_FILENAME constant