Merge pull request #197 from CrowCpp/docs_upgrade

Made several changes to docs

LICENSE

@@ -27,4 +27,4 @@ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-The Crow logo used is under Copyright (c) 2021, Farook Al-Sammarraie (The-EDev), All rights reserved.
+The Crow logo and other graphic material (excluding third party logos) used are under Copyright (c) 2021, Farook Al-Sammarraie (The-EDev), All rights reserved.

README.md

@@ -6,6 +6,7 @@
 <a href="https://coveralls.io/github/CrowCpp/Crow?branch=master"><img src="https://coveralls.io/repos/github/CrowCpp/Crow/badge.svg?branch=master" alt="Coverage Status"></a>
 <a href="https://crowcpp.org"><img src="https://img.shields.io/badge/-Documentation-informational" alt="Documentation"></a>
 <a href="https://gitter.im/crowfork/community?utm_source=badge&amp;utm_medium=badge&amp;utm_campaign=pr-badge"><img src="https://badges.gitter.im/crowfork/community.svg" alt="Gitter"></a>
+<a href="https://opencollective.com/crow"><img alt="Open Collective" src="https://img.shields.io/opencollective/all/crow?label=Support%20Crow&logo=opencollective"></a>
 </p>