Add draft for april status update post

blog/content/news/status-update-001.md

@@ -0,0 +1,31 @@
++++
+title = "Changes in April 2019 (working title)"
+date = 2019-05-01
++++
+
+TODO
+
+## Bootloader
+
+- [Updates for new build system](https://github.com/rust-osdev/bootloader/pull/53)
+    - Build upon build system rewrite in [#51](https://github.com/rust-osdev/bootloader/pull/51)
+- Release versions 0.5.0, 0.5.1, 0.5.2, and 0.5.3 ([changelog](https://github.com/rust-osdev/bootloader/blob/master/Changelog.md#053))
+- [Version 0.6.0](https://github.com/rust-osdev/bootloader/pull/55)
+
+## Bootimage
+
+- [Rewrite bootimage for new bootloader build system](https://github.com/rust-osdev/bootimage/pull/34)
+- Release versions 0.7.0 and 0.7.1 ([changelog](https://github.com/rust-osdev/bootimage/blob/master/Changelog.md#071))
+
+- [New features for `bootimage runner`](https://github.com/rust-osdev/bootimage/pull/36)
+    - Released as version 0.7.2 ([changelog](https://github.com/rust-osdev/bootimage/blob/master/Changelog.md#072))
+
+## Blog OS
+
+- [Update to new bootloader 0.5.1 and bootimage 0.7.2](https://github.com/phil-opp/blog_os/pull/575)
+- [Rewrite the linking section of _"A Freestanding Rust Binary"_](https://github.com/phil-opp/blog_os/pull/577)
+- [Migrate from Netlify to Github Pages](https://github.com/phil-opp/blog_os/pull/579)
+- [Minimal Rust Kernel: Use a runner to make cargo xrun work](https://github.com/phil-opp/blog_os/pull/582)
+    - [Add `.cargo/config` file to post-02 branch](https://github.com/phil-opp/blog_os/pull/585)
+- [New testing post](https://github.com/phil-opp/blog_os/pull/584)
+    - [Implement code for new testing post in post-xx branches](https://github.com/phil-opp/blog_os/pull/587)