github templates: fix typos and grammar

.github/ISSUE_TEMPLATE.md

@@ -1,56 +1,55 @@
 <!--
 Thank you for reporting an issue.
 
-*IMPORTANT* -  *before* creating a new issue please look around:
- - Borgbackup documentation: http://borgbackup.readthedocs.io/en/stable/index.html
+*IMPORTANT* – before creating a new issue, please look around:
+ - BorgBackup documentation: https://borgbackup.readthedocs.io/en/stable/index.html
  - FAQ: https://borgbackup.readthedocs.io/en/stable/faq.html
  and
- - open issues in Github tracker: https://github.com/borgbackup/borg/issues
-  
+ - Open issues in the GitHub tracker: https://github.com/borgbackup/borg/issues
+
 If you cannot find a similar problem, then create a new issue.
 
 Please fill in as much of the template as possible.
 -->
 
-## Have you checked borgbackup docs, FAQ, and open Github issues?
+## Have you checked the BorgBackup docs, FAQ, and open GitHub issues?
 
 No
 
-## Is this a BUG / ISSUE report or a QUESTION?
+## Is this a bug/issue report or a question?
 
-Invalid
+Bug/Issue/Question
 
-## System information. For client/server mode post info for both machines.
+## System information. For client/server mode, post info for both machines.
 
 #### Your borg version (borg -V).
 
 #### Operating system (distribution) and version.
 
-#### Hardware / network configuration, and filesystems used.
+#### Hardware/network configuration and filesystems used.
 
 #### How much data is handled by borg?
 
-#### Full borg commandline that lead to the problem (leave away excludes and passwords)
+#### Full borg command line that led to the problem (leave out excludes and passwords).
 
 
 ## Describe the problem you're observing.
 
 #### Can you reproduce the problem? If so, describe how. If not, describe troubleshooting steps you took before opening the issue.
 
-#### Include any warning/errors/backtraces from the system logs
+#### Include any warnings/errors/backtraces from the system logs
 
 <!--
 
 If this complaint relates to borg performance, please include CRUD benchmark
 results and any steps you took to troubleshoot.
-How to run benchmark: http://borgbackup.readthedocs.io/en/stable/usage/benchmark.html
+How to run the benchmark: https://borgbackup.readthedocs.io/en/stable/usage/benchmark.html
 
-*IMPORTANT* - Please mark logs and text output from terminal commands 
-or else Github will not display them correctly. 
+*IMPORTANT* – Please mark logs and terminal command output, otherwise GitHub will not display them correctly.
 An example is provided below.
 
 Example:
 ```
-this is an example how log text should be marked (wrap it with ```)
+this is an example of how log text should be marked (wrap it with ```)
 ```
 -->

.github/PULL_REQUEST_TEMPLATE

@@ -1,8 +1,8 @@
-Thank you for contributing code to Borg, your help is appreciated!
+Thank you for contributing code to Borg; your help is appreciated!
 
-Please, before you submit a pull request, make sure it complies with the
-guidelines given in our documentation:
+Before you submit a pull request, please make sure it complies with the
+guidelines in our documentation:
 
-https://borgbackup.readthedocs.io/en/latest/development.html#contributions
+https://borgbackup.readthedocs.io/en/stable/development.html#contributions
 
-**Please remove all above text before submitting your pull request.**
+**Please remove the text above before submitting your pull request.**