chore(docs): readme, remove broken image

* readme, remove broken image
* contributing, os support copy

CONTRIBUTING.md

@@ -8,7 +8,7 @@ Before developing you'll need to install:
  * And [Yarn](https://yarnpkg.com)
 
 ### OS Support
-A large percentage of front-end tooling is `Mac OSX` centered. The tooling for Curiosity is no exception, and is also `Mac OSX` focused.
+A large percentage of front-end tooling is `Mac OSX` centered, the tooling for Curiosity falls into this category.
 
 While some aspects of the tooling have been expanded for Linux there may still be issues. It is encouraged that OS tooling
 changes are contributed back while maintaining existing `Mac OSX` functionality.

README.md

@@ -3,7 +3,7 @@
 [![codecov](https://codecov.io/gh/RedHatInsights/curiosity-frontend/branch/master/graph/badge.svg)](https://codecov.io/gh/RedHatInsights/curiosity-frontend)
 [![License](https://img.shields.io/github/license/RedHatInsights/curiosity-frontend.svg)](https://github.com/RedHatInsights/curiosity-frontend/blob/master/LICENSE)
 
-A web user interface for subscription reporting, based on [Patternfly <img src="https://www.patternfly.org/assets/img/logo.svg" height="30" />](https://www.patternfly.org/)
+A web user interface for subscription reporting, based on [Patternfly](https://www.patternfly.org/)
 
 ## Requirements
 Before developing for Curiosity Frontend, the basic requirements: