Fixed some typos

Signed-off-by: John Mertic <jmertic@linuxfoundation.org>

CONTRIBUTING.md

@@ -105,24 +105,23 @@ can be merged.
 
 * If you are an individual writing the code on your own time and
   you're SURE you are the sole owner of any intellectual property you
-  contribute, you can [signing the CLA as an individual contributor](https://github.com/communitybridge/easycla/blob/master/docs/sign-a-cla-as-an-individual-contributor-to-github.md).
+  contribute, you can [sign the CLA as an individual contributor](https://github.com/communitybridge/easycla/blob/master/docs/sign-a-cla-as-an-individual-contributor-to-github.md).
 
 * If you are writing the code as part of your job, or if there is any
   possibility that your employers might think they own any
   intellectual property you create, then you should use the [Corporate
   Contributor Licence
   Agreement](https://github.com/communitybridge/easycla/blob/master/docs/contribute-to-a-github-company-project.md).
 
-The OpenEXR CLA's are the standard forms used by Linux Foundation
+The OpenEXR CLAs are the standard forms used by Linux Foundation
 projects and [recommended by the ASWF TAC](https://github.com/AcademySoftwareFoundation/tac/blob/master/process/contributing.md#contributor-license-agreement-cla).
 
 ### Commit Sign-Off
 
 Every commit must be signed off.  That is, every commit log message
 must include a “`Signed-off-by`” line (generated, for example, with
 “`git commit --signoff`”), indicating that the committer wrote the
-code and has the right to release it under the
-[Modified-BSD-3-Clause](https://opensource.org/licenses/BSD-3-Clause)
+code and has the right to release it under the [BSD-3-Clause](LICENSE.md)
 license. See https://github.com/AcademySoftwareFoundation/tac/blob/master/process/contributing.md#contribution-sign-off for more information on this requirement.
 
 ## Development Workflow