Fix markdown link syntax

Author: Zachary Scott

_posts/2015-11-18-mruby-1.2.0-released.markdown

@@ -14,7 +14,7 @@ mruby 1.2.0 is released. Download [mruby 1.2.0][mruby-1.2.0-dl] now.
 
 ## mruby 1.2.0 by the numbers
 
-* 24 [contributors](contributors)
+* 24 [contributors][contributors]
 * 202 changed files
 * 3,947 additions(+)
 * 3,903 deletions(-)
@@ -32,95 +32,94 @@ more information.
 ### Language changes
 
 * Module#prepend added
-  * [#2885](https://github.com/mruby/mruby/pull/2885) by [@archSeer](archSeer)
+  * [#2885](https://github.com/mruby/mruby/pull/2885) by [@archSeer][archSeer]
 
 * String#freeze added
-  * [1a45447b](https://github.com/mruby/mruby/commit/1a45447b) by [@matz](matz)
+  * [1a45447b](https://github.com/mruby/mruby/commit/1a45447b) by [@matz][matz]
 
 * Array#index now with block form
-  * [fafe86d](https://github.com/mruby/mruby/commit/fafe86d) by [@matz](matz)
+  * [fafe86d](https://github.com/mruby/mruby/commit/fafe86d) by [@matz][matz]
 
 
 ### Core classes changes
 
 * UTF-8 String support
-  * [798ec3a](https://github.com/mruby/mruby/commit/798ec3a) by [@matz](matz)
-  * Windows support in [#1822](https://github.com/mruby/mruby/pull/1822) by [@mattn](mattn)
+  * [798ec3a](https://github.com/mruby/mruby/commit/798ec3a) by [@matz][matz]
+  * Windows support in [#1822](https://github.com/mruby/mruby/pull/1822) by [@mattn][mattn]
 
 
 ### Stdlib updates
 
 * Add `mruby-error` mrbgem for exception handling library
-  * [#2845](https://github.com/mruby/mruby/pull/2845) by [@take-cheeze](take-cheeze)
+  * [#2845](https://github.com/mruby/mruby/pull/2845) by [@take-cheeze][take-cheeze]
 
 * `mrbtest` binary extracted to `mruby-test` mrbgem
-  * [#2924](https://github.com/mruby/mruby/pull/2924) by [@zzak](zzak)
+  * [#2924](https://github.com/mruby/mruby/pull/2924) by [@zzak][zzak]
   * Use `conf.enable_test` in `build_config.rb` to run tests
 
 * `Fiber.yield` is now public under `mruby-fiber` mrbgem
-  * [28e735e](https://github.com/mruby/mruby/commit/28e735e) by [@matz](matz)
+  * [28e735e](https://github.com/mruby/mruby/commit/28e735e) by [@matz][matz]
 
 * `mrbc` extracted as `mruby-bin-mrbc` mrbgem
-  * [#2760](https://github.com/mruby/mruby/pull/2760) by [@take-cheeze](take-cheeze)
+  * [#2760](https://github.com/mruby/mruby/pull/2760) by [@take-cheeze][take-cheeze]
   * Includes `mruby-compiler` mrbgem extraction
 
 * Add Hash comparison methods
-  * [#3010](https://github.com/mruby/mruby/pull/3010) by [@nobu](nobu)
-  * Moved to `mruby-hash-ext` mrbgem in [fa86026](https://github.com/mruby/mruby/commit/fa86026) by [@matz](matz)
+  * [#3010](https://github.com/mruby/mruby/pull/3010) by [@nobu][nobu]
+  * Moved to `mruby-hash-ext` mrbgem in [fa86026](https://github.com/mruby/mruby/commit/fa86026) by [@matz][matz]
 
 * Add String#prepend to `mruby-string-ext` mrbgem
-  * [#2674](https://github.com/mruby/mruby/pull/2674) by [@suzukaze](suzukaze)
+  * [#2674](https://github.com/mruby/mruby/pull/2674) by [@suzukaze][suzukaze]
 
 * Add String#insert to `mruby-string-ext` mrbgem
-  * [#2669](https://github.com/mruby/mruby/pull/2669) by [@suzukaze](suzukaze)
+  * [#2669](https://github.com/mruby/mruby/pull/2669) by [@suzukaze][suzukaze]
 
 * Add String#ljust to `mruby-string-ext` mrbgem
-  * [#2700](https://github.com/mruby/mruby/pull/2700) by [@takahashim](takahashim)
+  * [#2700](https://github.com/mruby/mruby/pull/2700) by [@takahashim][takahashim]
 
 * Add String#upto to `mruby-string-ext` mrbgem
-  * [#2701](https://github.com/mruby/mruby/pull/2701) by [@suzukaze](suzukaze)
+  * [#2701](https://github.com/mruby/mruby/pull/2701) by [@suzukaze][suzukaze]
 
 * Add String#setbyte and String#byteslice to `mruby-string-ext` mrbgem
-  * [4fdf492](https://github.com/mruby/mruby/commit/4fdf492) by [@matz](matz)
+  * [4fdf492](https://github.com/mruby/mruby/commit/4fdf492) by [@matz][matz]
 
 
 ### C API updates
 
 * Rename `DISABLE_STDIO` -> `MRB_DISABLE_STDIO`
   * Also renamed `ENABLE_DEBUG` -> `MRB_ENABLE_DEBUG_HOOK`
-  * [#3014](https://github.com/mruby/mruby/pull/3014) by [@cremno](cremno)
+  * [#3014](https://github.com/mruby/mruby/pull/3014) by [@cremno][cremno]
 
 * Allow specify endian in big/little and native when dumping and loading mrbc
-  * [bc9c47d](https://github.com/mruby/mruby/commit/bc9c47d) by [@matz](matz)
+  * [bc9c47d](https://github.com/mruby/mruby/commit/bc9c47d) by [@matz][matz]
 
 
 ### Build system updates
 
 * Add `:mgem` option for loading gems from `mgem-list`
-  * [#2846](https://github.com/mruby/mruby/pull/2846) by [@take-cheeze](take-cheeze)
+  * [#2846](https://github.com/mruby/mruby/pull/2846) by [@take-cheeze][take-cheeze]
 
 * Allow `mrblib` and `test` directories to have subdirs.
-  * [#2943](https://github.com/mruby/mruby/pull/2943) by [@zzak](zzak)
+  * [#2943](https://github.com/mruby/mruby/pull/2943) by [@zzak][zzak]
 
 * Allow `bintest` to have subdirs
-  * [#2927](https://github.com/mruby/mruby/pull/2927) by [@hone](hone)
+  * [#2927](https://github.com/mruby/mruby/pull/2927) by [@hone][hone]
 
 * Able to source mrbgems using `:path` option
-  * [#2907](https://github.com/mruby/mruby/pull/2907) by [@hone](hone)
+  * [#2907](https://github.com/mruby/mruby/pull/2907) by [@hone][hone]
 
 * Add `host_target` and `build_target` param to `MRuby::CrossBuild` instance
   * Useful for cross-compiling native extension
-  * [#2857](https://github.com/mruby/mruby/pull/2857) by [@hone](hone)
+  * [#2857](https://github.com/mruby/mruby/pull/2857) by [@hone][hone]
 
 * Allow customize bin install path using `INSTALL_DIR` environment variable
-  * [#2949](https://github.com/mruby/mruby/pull/2949) by [@tatsuhiro-t](tatsuhiro-t)
+  * [#2949](https://github.com/mruby/mruby/pull/2949) by [@tatsuhiro-t][tatsuhiro-t]
 
 * Docs changed to yard-mruby and extracted to website
-  * [#2984](https://github.com/mruby/mruby/pull/2984) by [@sagmor](sagmor)
+  * [#2984](https://github.com/mruby/mruby/pull/2984) by [@sagmor][sagmor]
 
 * Distribute MRuby's source as a Ruby gem
-  * [#2937](https://github.com/mruby/mruby/pull/2937) by [@sagmor](sagmor)
-
+  * [#2937](https://github.com/mruby/mruby/pull/2937) by [@sagmor][sagmor]
 
 
 [matz]: https://github.com/matz
@@ -134,5 +133,4 @@ more information.
 [archSeer]: https://github.com/archSeer
 [take-cheeze]: https://github.com/take-cheeze
 [suzukaze]: https://github.com/suzukaze
-
 [contributors]: https://github.com/mruby/mruby/graphs/contributors