Release version 2.0.0

Bump appveyor.yml `core_version` to 2.0.0. Move x.x.x notes to 2.0.0 in
`CHANGELOG.md`.

Changes in this release:
- Changed (breaking) - The way the MigrationDocument's Id is determined.
Multiple underscores
will now combined into one separator to be used between each section of
the Id.
This could be a breaking change if there are migrations named with
multiple
underscores, depending on the version of Raven client and server in use.
Some
**This could be a breaking change if there are migrations named with
multiple
underscores**, depending on the version of Raven client and server in
use. Some
versions of Raven ignore multiple separators and others do not. This
change
could cause migrations to be run multiple times in some cases if the ids
are not
**could cause migrations to be run multiple times** in some cases if the
ids are not
changed first.
- Added - Ability to inherit from `MigrationAttribute` to specify custom
migration
versions.

Author: absynce

CHANGELOG.md

@@ -3,12 +3,14 @@ All notable changes will be documented in this file, particularly any breaking
 changes. This project adheres to [Semantic Versioning](http://semver.org).
 
 ## [x.x.x]
-- Changed - The way the MigrationDocument's Id is determined. Multiple underscores
+
+## [2.0.0]
+- Changed (breaking) - The way the MigrationDocument's Id is determined. Multiple underscores
   will now combined into one separator to be used between each section of the Id.
-  This could be a breaking change if there are migrations named with multiple
-  underscores, depending on the version of Raven client and server in use. Some
+  **This could be a breaking change if there are migrations named with multiple
+  underscores**, depending on the version of Raven client and server in use. Some
   versions of Raven ignore multiple separators and others do not. This change
-  could cause migrations to be run multiple times in some cases if the ids are not
+  **could cause migrations to be run multiple times** in some cases if the ids are not
   changed first.
 - Added - Ability to inherit from `MigrationAttribute` to specify custom migration
   versions.

appveyor.yml

@@ -7,7 +7,7 @@ assembly_info:
   assembly_file_version: $(core_version)
   assembly_informational_version: $(core_version)
 environment:
-  core_version: 1.2.0
+  core_version: 2.0.0
 nuget:
   disable_publish_on_pr: true
 build: