Code of conduct and contributing updated.

CODE_OF_CONDUCT.md

@@ -34,7 +34,7 @@ This Code of Conduct applies both within project spaces and in public spaces whe
 
 ## Enforcement
 
-Instances of abusive, harassing, or otherwise unacceptable behavior may be reported by contacting the project team at xuri.me@gmail.com. The project team will review and investigate all complaints, and will respond in a way that it deems appropriate to the circumstances. The project team is obligated to maintain confidentiality with regard to the reporter of an incident. Further details of specific enforcement policies may be posted separately.
+Instances of abusive, harassing, or otherwise unacceptable behavior may be reported by contacting the project team at [xuri.me](https://xuri.me). The project team will review and investigate all complaints, and will respond in a way that it deems appropriate to the circumstances. The project team is obligated to maintain confidentiality with regard to the reporter of an incident. Further details of specific enforcement policies may be posted separately.
 
 Project maintainers who do not follow or enforce the Code of Conduct in good faith may face temporary or permanent repercussions as determined by other members of the project's leadership.
 

CONTRIBUTING.md

@@ -19,7 +19,7 @@ The Excelize maintainers take security seriously. If you discover a security
 issue, please bring it to their attention right away!
 
 Please **DO NOT** file a public issue, instead send your report privately to
-[xuri.me@gmail.com](mailto:xuri.me@gmail.com).
+[xuri.me](https://xuri.me).
 
 Security reports are greatly appreciated and we will publicly thank you for it.
 We currently do not offer a paid security bounty program, but are not
@@ -235,7 +235,7 @@ By making a contribution to this project, I certify that:
 
 Then you just add a line to every git commit message:
 
-    Signed-off-by: Ri Xu <xuri.me@email.com>
+    Signed-off-by: Ri Xu https://xuri.me
 
 Use your real name (sorry, no pseudonyms or anonymous contributions.)
 
@@ -261,7 +261,7 @@ Don't forget: being a maintainer is a time investment. Make sure you
 will have time to make yourself available. You don't have to be a
 maintainer to make a difference on the project!
 
-If you want to become a meintainer, contact xuri.me@gmail.com and given a introduction of you.
+If you want to become a meintainer, contact [xuri.me](https://xuri.me) and given a introduction of you.
 
 ## Community guidelines
 
@@ -324,7 +324,7 @@ do need a fair way to deal with people who are making our community suck.
 * Extreme violations of a threatening, abusive, destructive or illegal nature
     will be addressed immediately and are not subject to 3 strikes or forgiveness.
 
-* Contact xuri.me@gmail.com to report abuse or appeal violations. In the case of
+* Contact [xuri.me](https://xuri.me) to report abuse or appeal violations. In the case of
     appeals, we know that mistakes happen, and we'll work with you to come up with a
     fair solution if there has been a misunderstanding.