update docs

Author: gavyur

docs/class-ManyChat.Structure.Fb.Page.html

@@ -578,7 +578,7 @@ <h2>see</h2>
     <td class="name">
         <div>
             <a class="anchor pull-right" href="#_createBotField">#</a>
-            <code><a href="source-class-ManyChat.Structure.Fb.Page.html#255-265">createBotField</a>( <span> string <span class="property-name">$name</span> </span>, <span> string <span class="property-name">$type</span> </span>, <span> string <span class="property-name">$description</span> </span> )</code>
+            <code><a href="source-class-ManyChat.Structure.Fb.Page.html#256-271">createBotField</a>( <span> string <span class="property-name">$name</span> </span>, <span> string <span class="property-name">$type</span> </span>, <span> string <span class="property-name">$description</span> = <span class="php-keyword1">NULL</span></span>, <span> string|int|null <span class="property-name">$value</span> = <span class="php-keyword1">NULL</span></span> )</code>
 
             <div class="description">
                 Creates bot field
@@ -615,7 +615,7 @@ <h2>see</h2>
     <td class="name">
         <div>
             <a class="anchor pull-right" href="#_setBotField">#</a>
-            <code><a href="source-class-ManyChat.Structure.Fb.Page.html#279-288">setBotField</a>( <span> int <span class="property-name">$field_id</span> </span>, <span> string|int|null <span class="property-name">$field_value</span> </span> )</code>
+            <code><a href="source-class-ManyChat.Structure.Fb.Page.html#285-294">setBotField</a>( <span> int <span class="property-name">$field_id</span> </span>, <span> string|int|null <span class="property-name">$field_value</span> </span> )</code>
 
             <div class="description">
                 Sets bot field value by its ID
@@ -652,7 +652,7 @@ <h2>see</h2>
     <td class="name">
         <div>
             <a class="anchor pull-right" href="#_setBotFieldByName">#</a>
-            <code><a href="source-class-ManyChat.Structure.Fb.Page.html#302-311">setBotFieldByName</a>( <span> string <span class="property-name">$field_name</span> </span>, <span> string|int|null <span class="property-name">$field_value</span> </span> )</code>
+            <code><a href="source-class-ManyChat.Structure.Fb.Page.html#308-317">setBotFieldByName</a>( <span> string <span class="property-name">$field_name</span> </span>, <span> string|int|null <span class="property-name">$field_value</span> </span> )</code>
 
             <div class="description">
                 Sets bot field value by its name