Add changelog and bump version

Author: pka

CHANGELOG.md

@@ -0,0 +1,22 @@
+## 0.6.0 (2018-03-17)
+
+* Support for Geometry and GeometryCollection
+
+## 0.5.0 (2017-08-21)
+
+* Update to postgres 0.15
+* Make error module public
+
+## 0.4.0 (2017-03-04)
+
+* Update to postgres 0.14
+
+## 0.3.0 (2016-12-05)
+
+* EWKB/PostGIS output based on generic geometry traits
+* Support for Tiny WKB (TWKB) geometries
+* Unit tests for all geometry types
+
+## 0.2.2 (2016-09-05)
+
+* Update to postgres 0.11

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "postgis"
-version = "0.5.0"
+version = "0.6.0"
 authors = ["ShuYu Wang <andelf@gmail.com>", "Pirmin Kalberer <pka@sourcepole.ch>"]
 description = "An extension to rust-postgres, adds support for PostGIS."
 homepage = "https://github.com/andelf/rust-postgis"