Bump versions, add changelogs

Author: phadej

aeson.cabal

@@ -1,5 +1,5 @@
 name:               aeson
-version:            2.0.3.0
+version:            2.1.0.0
 license:            BSD3
 license-file:       LICENSE
 category:           Text, Web, JSON

attoparsec-iso8601/attoparsec-iso8601.cabal

@@ -1,5 +1,5 @@
 name:            attoparsec-iso8601
-version:         1.0.2.1
+version:         1.1.0.0
 synopsis:        Parsing of ISO 8601 dates, originally from aeson
 description:     Parsing of ISO 8601 dates, originally from aeson.
 license:         BSD3

attoparsec-iso8601/changelog.md

@@ -1,5 +1,9 @@
 For the latest version of this document, please see [https://github.com/bos/aeson/blob/master/attoparsec-iso8601/changelog.md](https://github.com/bos/aeson/blob/master/attoparsec-iso8601/changelog.md).
 
+### 1.1.0.0
+
+- Change parsers of types with year (`Day`, `UTCTime`) to require years with at least 4 digits.
+
 ### 1.0.2.1
 
 * Code (re)organization.

changelog.md

@@ -1,5 +1,9 @@
 For the latest version of this document, please see [https://github.com/haskell/aeson/blob/master/changelog.md](https://github.com/haskell/aeson/blob/master/changelog.md).
 
+### 2.1.0.0
+
+- Change time instances of types with year (`Day`, `UTCTime`) to require years with at least 4 digits.
+
 ### 2.0.3.0
 
 * `text-2.0` support