polished release notes

doc/91_relnotes.qbk

@@ -20,7 +20,7 @@
 [heading Boost Release 1.73]
 
 * Fixed [@https://github.com/boostorg/optional/issues/78 issue #78].
-* `boost::none` is now declared as an inline variable (on compilers taht support it): there is only one instance of `boost::none` across all translation units.
+* `boost::none` is now declared as an inline variable (on compilers that support it): there is only one instance of `boost::none` across all translation units.
 * Fixed a number of compilation errors in GCC 4.4.7 in `optional<T>` for trivial `T`s. Thanks to Robert Leahy for the fix. For details see [@https://github.com/boostorg/optional/pull/80 pr #78].
 * Now surpressing warning `-Wweak-vtables`.
 

doc/html/boost_optional/relnotes.html

@@ -52,7 +52,7 @@
         </li>
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           <code class="computeroutput"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">none</span></code> is now declared as an inline variable
-          (on compilers taht support it): there is only one instance of <code class="computeroutput"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">none</span></code> across all translation units.
+          (on compilers that support it): there is only one instance of <code class="computeroutput"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">none</span></code> across all translation units.
         </li>
 <li class="listitem">
           Fixed a number of compilation errors in GCC 4.4.7 in <code class="computeroutput"><span class="identifier">optional</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span></code> for trivial <code class="computeroutput"><span class="identifier">T</span></code>s.

doc/html/index.html

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-<td align="left"><p><small>Last revised: October 24, 2020 at 15:15:55 GMT</small></p></td>
+<td align="left"><p><small>Last revised: October 28, 2020 at 21:28:19 GMT</small></p></td>
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