Opens space for libmodsecurity

Deletes all files in the repository does not seems to be a good idea.
The better approach will be to create a new repository. On other hand
we don't want this to be detached from this main repository. We can
push this to other repository if necessary.

doc/README.txt

@@ -1,11 +0,0 @@
-Please access the ModSecurity Github space to access the below documentation.
-
-    * ModSecurity 2 Data Formats
-    * ModSecurity Frequently Asked Questions (FAQ)
-    * ModSecurity Migration Matrix
-    * ModSecurity Rules Language Porting Specification
-    * ModSecurity Wiki
-    * Reference Manual
-    * RoadMap
-
-https://github.com/SpiderLabs/ModSecurity/wiki/