Add release dates for all releases

Author: brson

RELEASES.md

@@ -427,7 +427,7 @@ Misc
 [path-normalize]: https://github.com/rust-lang/rust/pull/23229
 
 
-Version 1.0.0-alpha.2 (February 2015)
+Version 1.0.0-alpha.2 (2015-02-20)
 =====================================
 
 * ~1300 changes, numerous bugfixes
@@ -526,7 +526,7 @@ Version 1.0.0-alpha.2 (February 2015)
 [un]: https://github.com/rust-lang/rust/pull/22256
 
 
-Version 1.0.0-alpha (January 2015)
+Version 1.0.0-alpha (2015-01-09)
 ==================================
 
   * ~2400 changes, numerous bugfixes
@@ -713,7 +713,7 @@ Version 1.0.0-alpha (January 2015)
 [rbe]: http://rustbyexample.com/
 
 
-Version 0.12.0 (October 2014)
+Version 0.12.0 (2014-10-09)
 =============================
 
   * ~1900 changes, numerous bugfixes
@@ -836,7 +836,7 @@ Version 0.12.0 (October 2014)
       kernels and distributions, built on CentOS 5.10.
 
 
-Version 0.11.0 (July 2014)
+Version 0.11.0 (2014-07-02)
 ==========================
 
   * ~1700 changes, numerous bugfixes
@@ -969,7 +969,7 @@ Version 0.11.0 (July 2014)
       greatly improved.
 
 
-Version 0.10 (April 2014)
+Version 0.10 (2014-04-03)
 =========================
 
   * ~1500 changes, numerous bugfixes
@@ -1136,7 +1136,7 @@ Version 0.10 (April 2014)
         directory.
 
 
-Version 0.9 (January 2014)
+Version 0.9 (2014-01-09)
 ==========================
 
    * ~1800 changes, numerous bugfixes
@@ -1302,7 +1302,7 @@ Version 0.9 (January 2014)
         build tools.
 
 
-Version 0.8 (September 2013)
+Version 0.8 (2013-09-26)
 ============================
 
    * ~2200 changes, numerous bugfixes
@@ -1458,7 +1458,7 @@ Version 0.8 (September 2013)
         still invoked through the normal `rustdoc` command.
 
 
-Version 0.7 (July 2013)
+Version 0.7 (2013-07-03)
 =======================
 
    * ~2000 changes, numerous bugfixes
@@ -1575,7 +1575,7 @@ Version 0.7 (July 2013)
       * Improvements to rustpkg (see the detailed release notes).
 
 
-Version 0.6 (April 2013)
+Version 0.6 (2013-04-03)
 ========================
 
    * ~2100 changes, numerous bugfixes
@@ -1678,7 +1678,7 @@ Version 0.6 (April 2013)
       * Inline assembler supported by new asm!() syntax extension.
 
 
-Version 0.5 (December 2012)
+Version 0.5 (2012-12-21)
 ===========================
 
    * ~900 changes, numerous bugfixes
@@ -1735,7 +1735,7 @@ Version 0.5 (December 2012)
       * License changed from MIT to dual MIT/APL2
 
 
-Version 0.4 (October 2012)
+Version 0.4 (2012-10-15)
 ==========================
 
    * ~2000 changes, numerous bugfixes
@@ -1791,7 +1791,7 @@ Version 0.4 (October 2012)
       * All hash functions and tables converted to secure, randomized SipHash
 
 
-Version 0.3  (July 2012)
+Version 0.3  (2012-07-12)
 ========================
 
    * ~1900 changes, numerous bugfixes
@@ -1850,7 +1850,7 @@ Version 0.3  (July 2012)
       * Cargo automatically resolves dependencies
 
 
-Version 0.2  (March 2012)
+Version 0.2  (2012-03-29)
 =========================
 
    * >1500 changes, numerous bugfixes
@@ -1891,7 +1891,7 @@ Version 0.2  (March 2012)
       * Extensive cleanup, regularization in libstd, libcore
 
 
-Version 0.1  (January 20, 2012)
+Version 0.1  (2012-01-20)
 ===============================
 
    * Most language features work, including: