[mapster] non-generic ProjectToType

[mapster] fix MapsterMapper#263 fix when source path is Dictionary
[mapster] fix MapsterMapper#258 enforce cast projection type to prevent EF error
[codegen] generate models
[codegen] generate extension methods
[codegen] support access modifier
[sample] codegen sample

fix MapsterMapper#256 exclude backing fields from mapping

fix code generation for "include"

Mapster.Tool

Fork setting

fix race conditions on unit test (sp. thx to napalu)
fix MapsterMapper#247 Transform the same instance
fix MapsterMapper#251 Map nested IDictionary<string, object>
fix MapsterMapper#252 map same reference to different types

Fix property name match when using AdaptMember Attribute (sp. thx to …

…prgood)

close MapsterMapper#235 ISet support

fix MapsterMapper#188 Mapping to inherited interface not working

fix MapsterMapper#227: EmptyCollectionIfNull, CreateNewIfNull Destina…

…tionTransform

support mapping to IDictionary, IReadOnlyDictionary

fix nested EnableNonPublicMember
fix TwoWays IncludeMember

- feature: generating dynamic proxy for interface (sp. thx to Satano)

- feature: UseDestinationValue
- feature: null propagating property path
- feature: support multiple sources
- change: introduce Mapper & deprecate Adapter
- benchmark: change to banchmark.net (sp. thx to SergerGood)