Markdown fixes.

FEATURES.md

@@ -21,7 +21,7 @@ vim: spelllang=en spell
 
 - Supports any realtime environment through independent architecture.
   - RTAI, Xenomai, RT-Preempt, etc.
-  - RTDM Interface for userspace realtime enviroments
+  - RTDM Interface for userspace realtime environments
   - Operation possible without any realtime extension at all.
 
 - Common API for Realtime-Applications in kernel- and userspace.
@@ -66,7 +66,7 @@ vim: spelllang=en spell
   - Loading and storing files via the command-line tool.
   - Updating a slave's firmware can be done easily.
 
-- Userspace command-line tool 'ethercat'.
+- Userspace command-line tool `ethercat`.
   - Detailed information about master, slaves, domains and bus configuration.
   - Setting the master's debug level.
   - Reading/Writing alias addresses.

INSTALL.md

@@ -6,7 +6,7 @@ vim: set spelllang=en spell tw=78
 
 The complete build and installation procedure is described in the respective
 section of the
-[https://gitlab.com/etherlab.org/ethercat/-/jobs/artifacts/stable-1.5/raw/pdf/ethercat_doc.pdf?job=pdf](documentation).
+[documentation](https://gitlab.com/etherlab.org/ethercat/-/jobs/artifacts/stable-1.5/raw/pdf/ethercat_doc.pdf?job=pdf).
 
 ---
 
@@ -50,7 +50,8 @@ Now you can start the EtherCAT master:
 /etc/init.d/ethercat start
 ```
 
-Have a look at the examples/ subdirectory for some application examples.
+Have a look at the [examples subdirectory](examples/) for some application
+examples.
 
 ---
 

README.md

@@ -14,16 +14,16 @@ Contents:
 
 This is an open-source EtherCAT master implementation for Linux 2.6 or newer.
 
-See the (Features file)[FEATURES] for a list of features. For more
+See the [features file](FEATURES.md) for a list of features. For more
 information, see http://etherlab.org/en/ethercat.
 
 or contact
 
-Dipl.-Ing. (FH) Florian Pose <fp@igh.de>
-Ingenieurgemeinschaft IgH
-Nordsternstraße 66
-D-45329 Essen
-http://igh.de
+> Dipl.-Ing. (FH) Florian Pose <fp@igh.de>
+> Ingenieurgemeinschaft IgH
+> Nordsternstraße 66
+> D-45329 Essen
+> http://igh.de
 
 # Documentation
 
@@ -37,12 +37,10 @@ cd documentation
 make
 ```
 
-The PDF is automatically generated automatically in GitLab and can be
-downloaded
-[https://gitlab.com/etherlab.org/ethercat/-/jobs/artifacts/stable-1.5/raw/pdf/ethercat_doc.pdf?job=pdf](from
-here).
+The PDF is automatically held up-to-date and can be [downloaded from
+GitLab](https://gitlab.com/etherlab.org/ethercat/-/jobs/artifacts/stable-1.5/raw/pdf/ethercat_doc.pdf?job=pdf).
 
-## Dogygen
+## Doxygen
 
 To generate the Doxygen documentation, the following commands can be used.
 Therefore, the configure script must have run (see the [install
@@ -54,7 +52,7 @@ make doc
 ```
 
 An up-to-date Doxygen output can be found on
-[https://docs.etherlab.org/ethercat/1.5/doxygen/index.html](docs.etherlab.org).
+[docs.etherlab.org](https://docs.etherlab.org/ethercat/1.5/doxygen/index.html).
 
 # Requirements