docs: correct spelling errors and a broken link

Update grammar and spelling in docs and source code comments.

Closes: #7427
Reviewed-by: Daniel Stenberg <daniel@haxx.se>

docs/BUFREF.md

@@ -56,7 +56,7 @@ CURLcode Curl_bufref_memdup(struct bufref *br, const void *data, size_t length);
 ```
 
 Releases the previously referenced buffer, then duplicates the `length`-byte
-`data` into a buffer allocated via `malloc()` and references the later
+`data` into a buffer allocated via `malloc()` and references the latter
 associated with destructor `curl_free()`.
 
 An additional trailing byte is allocated and set to zero as a possible

docs/BUGS.md

@@ -34,7 +34,7 @@
  HackerOne](https://hackerone.com/curl).
 
  This ensures that the report reaches the curl security team so that they
- first can be deal with the report away from the public to minimize the harm
+ first can deal with the report away from the public to minimize the harm
  and impact it will have on existing users out there who might be using the
  vulnerable versions.
 
@@ -67,7 +67,7 @@
 
  If curl crashed, causing a core dump (in unix), there is hardly any use to
  send that huge file to anyone of us. Unless we have an exact same system
- setup as you, we can't do much with it. Instead we ask you to get a stack
+ setup as you, we can't do much with it. Instead, we ask you to get a stack
  trace and send that (much smaller) output to us instead!
 
  The address and how to subscribe to the mailing lists are detailed in the
@@ -168,7 +168,7 @@
  experiencing.
 
  Security wise, it is almost always a bad idea to lag behind the current curl
- versions by a lot. We keeping discovering and reporting security problems
+ versions by a lot. We keep discovering and reporting security problems
  over time see you can see in [this
  table](https://curl.se/docs/vulnerabilities.html)
 

docs/CODE_REVIEW.md

@@ -19,7 +19,7 @@ alerts.
 ## How to provide feedback to author
 
 Be nice. Ask questions. Provide examples or suggestions of improvements.
-Assume best intentions. Remember language barriers.
+Assume the best intentions. Remember language barriers.
 
 All first-time contributors can become regulars. Let's help them go there.
 
@@ -43,7 +43,7 @@ intact as far as possible.
 ## Code style
 
 Most code style nits are detected by checksrc but not all. Only leave remarks
-on style deviation once checksrc doesn't find any more.
+on style deviation once checksrc doesn't find anymore.
 
 Minor nits from fresh submitters can also be handled by the maintainer when
 merging, in case it seems like the submitter isn't clear on what to do. We
@@ -100,7 +100,7 @@ test individual functions.
 
 ## Documentation
 
-New features or changes to existing functionality **must** be accompanied with
+New features or changes to existing functionality **must** be accompanied by
 updated documentation. Submitting that in a separate follow-up pull request is
 not OK. A code review must also verify that the submitted documentation update
 matches the code submission.

docs/CONTRIBUTE.md

@@ -151,7 +151,7 @@ changes merged.
 
 We strongly prefer pull requests to mailed patches, as it makes it a proper
 git commit that is easy to merge and they are easy to track and not that easy
-to loose in the flood of many emails, like they sometimes do on the mailing
+to lose in the flood of many emails, like they sometimes do on the mailing
 lists.
 
 Every pull request submitted will automatically be tested in several different

docs/DEPRECATE.md

@@ -3,7 +3,7 @@
 If any of these deprecated features is a cause for concern for you, please
 email the curl-library mailing list as soon as possible and explain to us why
 this is a problem for you and how your use case can't be satisfied properly
-using a work around.
+using a workaround.
 
 ## Past removals
 

docs/ECH.md

@@ -55,7 +55,7 @@ The following set of resources is currently known to be available.
 
 ### PR 4011 (Jun 2019) expected in curl release 7.67.0 (Oct 2019)
 
--   Details [below](#pr4011);
+-   Details [below](#pr-4011);
 
 -   New configuration option: `--enable-ech`;
 

docs/libcurl/ABI.md

@@ -11,7 +11,7 @@ ABI - Application Binary Interface
 
  A libcurl upgrade does not break the ABI or change established and documented
  behavior. Your application can remain using libcurl just as before, only with
- less bugs and possibly with added new features.
+ fewer bugs and possibly with added new features.
 
 ## Version Numbers