Re-write README.md

Mainly re-format the headings

README.md

@@ -1,13 +1,9 @@
-fritteli's Gentoo overlay
+# fritteli's Gentoo overlay
-=========================
-
 Gentoo overlay with some ebuilds that I found either outdated or missing in the official repository or in other overlays. Ebuilds are usually removed from this overlay whenever I find a version available in the official tree or in another overlay (provided I'm satisfied with them).
 
 Build status of the [master branch](https://gittr.ch/linux/gentoo-overlay/src/branch/master), as seen by `repoman -p -x`: [![Build Status](https://ci.gittr.ch/api/badges/linux/gentoo-overlay/status.svg?ref=refs/heads/master)](https://ci.gittr.ch/linux/gentoo-overlay)
 
-Using with plain (recent) Portage
+## Using with plain (recent) Portage
----------------------------------
-
 Create a new config file under `/etc/portage/repos.conf/fritteli.conf` with the following contents:
 
 	[fritteli]
@@ -16,13 +12,11 @@ Create a new config file under `/etc/portage/repos.conf/fritteli.conf` with the
 	sync-type = git
 	sync-uri = https://gittr.ch/linux/gentoo-overlay.git
 
-
 You may adapt the `location` attribute to your system's own setup.
 
 If you prefer to use the overlay hostet at GitHub (which tends to be more stable but less up-to-date than the one hosted at gittr.ch), you may use `https://github.com/fritteli/gentoo-overlay.git` for the `sync-uri`.
 
-Using with Layman
+## Using with Layman
------------------
 
 You may also use [`layman`](https://wiki.gentoo.org/wiki/Layman) to manage this overlay. If you choose this method, you will be using the overlay hosted at GitHub.
 
@@ -32,7 +26,6 @@ If you haven't used layman yet, just install it running these commands:
 	echo PORTDIR_OVERLAY=\"\" > /var/lib/layman/make.conf
 	echo "source /var/lib/layman/make.conf" >> /etc/make.conf
 
-
 Then you can add this overlay wih:
 
 	layman -a fritteli
@@ -43,26 +36,20 @@ Keep the overlay up to date from Git:
 
 	layman -s fritteli
 
-
+## Bug reports and ebuild requests
-Bug reports and ebuild requests
---------------------------------
 
 If you find a bug in an ebuild, encounter a build error or would like me to add a new ebuild, please open an issue on [GitHub](https://github.com/fritteli/gentoo-overlay/issues) or on [gittr.ch](https://gittr.ch/linux/gentoo-overlay/issues).
 
-Contributing
+## Contributing
-------------
 
 I gladly accept pull requests for bugs or new ebuilds. Before opening a pull request, please make sure your changes don't upset [`repoman`](https://wiki.gentoo.org/wiki/Repoman). Run the following command and fix warnings and errors:
 
 	repoman -x -p
 
-Maintainers
+## Maintainers
------------
 
 * [Manuel Friedli](mailto:manuel@fritteli.ch)
 
-Acknowledgements
+## Acknowledgements
-----------------
 
 Thanks go to Jakub Jirutka, the maintainer of the [CVUT Overlay](https://github.com/cvut/gentoo-overlay), from whom I shamelessly copied this README.md for a start.
-