Index: trunk/doc/design/10_forge.html
===================================================================
--- trunk/doc/design/10_forge.html	(revision 2745)
+++ trunk/doc/design/10_forge.html	(revision 2746)
@@ -10,7 +10,7 @@
 <p>{imp10:1}
 The forge plugin works from the array attribute <i>forge</i>, which is
 taken as an ordered list of atomic steps to execute on attributes. For
-portability of daya, the forge plugin needs to implement exactly the
+portability of data, the forge plugin needs to implement exactly the
 operations described below.
 
 <p>{imp10:2}
@@ -28,24 +28,19 @@
 If referenced source attribute of an operation does not exist, the operation
 is silently skipped.
 
-
-
-<p>{imp10:5}
-Below is the summary of all operations available.
-
 <p><table border=1 cellspacing=0>
-<tr><th colspan=3 bgcolor="#aaaaaa"> {des2:36} core attributes of a component
+<tr><th colspan=3 bgcolor="#aaaaaa"> {imp10:5} Operation summary
 <tr><th> operations and arguments <th> in-place<th> array?  <th> short description
-<tr><td> sub::pat::str::attr      <td> yes     <td> map     <td> substituties one match of regex pattern <i>pat</i> with <i>str</i> in <i>attr</i>
-<tr><td> gsub::pat::str::attr     <td> yes     <td> map     <td> substituties all matches of regex pattern <i>pat</i> with <i>str</i> in <i>attr</i>
-<tr><td> suba::pat::ref::attr     <td> yes     <td> map     <td> substituties one match of regex pattern <i>pat</i> with the value of the <i>ref</i> attribute in <i>attr</i>
-<tr><td> gsuba::pat::ref::attr    <td> yes     <td> map     <td> substituties all matches of regex pattern <i>pat</i> with the value of the <i>ref</i> attribute in <i>attr</i>
+<tr><td> sub::pat::str::attr      <td> yes     <td> map     <td> substitutes one match of regex pattern <i>pat</i> with <i>str</i> in <i>attr</i>
+<tr><td> gsub::pat::str::attr     <td> yes     <td> map     <td> substitutes all matches of regex pattern <i>pat</i> with <i>str</i> in <i>attr</i>
+<tr><td> suba::pat::ref::attr     <td> yes     <td> map     <td> substitutes one match of regex pattern <i>pat</i> with the value of the <i>ref</i> attribute in <i>attr</i>
+<tr><td> gsuba::pat::ref::attr    <td> yes     <td> map     <td> substitutes all matches of regex pattern <i>pat</i> with the value of the <i>ref</i> attribute in <i>attr</i>
 <tr><td> delete::attr             <td> yes     <td> atomic  <td> deletes (removes) the attribute
 <tr><td> scalar::attr             <td> yes*    <td> atomic  <td> create <i>attr</i> as scalar if it does not exist; throw an error if it exists as an array
 <tr><td> array::attr              <td> yes*    <td> atomic  <td> create <i>attr</i> as array if it does not exist; throw an error if it exists as a scalar
 <tr><td> copy::dstattr::srcattr   <td> no      <td> atomic  <td> copies the value of <i>srcattr</i> to the destination attribute <i>dstattr</i> (overwriting or creating it)
-<tr><td> append::dstattr::srcattr <td> no      <td> darr    <td> appends the value of the souce attribute <i>srcattr</i> to the value of the destination attribute <i>dstattr</i>
-<tr><td> prepend::dstattr::srcattr<td> no      <td> darr    <td> prepends the value of the souce attribute <i>srcattr</i> to the value of the destination attribute <i>dstattr</i>
+<tr><td> append::dstattr::srcattr <td> no      <td> darr    <td> appends the value of the source attribute <i>srcattr</i> to the value of the destination attribute <i>dstattr</i>
+<tr><td> prepend::dstattr::srcattr<td> no      <td> darr    <td> prepends the value of the source attribute <i>srcattr</i> to the value of the destination attribute <i>dstattr</i>
 </table>
 
 <p>{imp10:6}
@@ -57,7 +52,7 @@
 behave according to the "array?" column:
 <ul>
 	<li> <b>map</b>: on copy, an array is mapped into an array; on edit-in-place each array element is edited individually
-	<li> <b>atomic</b>: ir array, the whole array is dealt with at once, as an atomic object; if scalar, result is a scalar too
+	<li> <b>atomic</b>: if array, the whole array is dealt with at once, as an atomic object; if scalar, result is a scalar too
 	<li> <b>darr</b>: if destination is an array, the source (or each element of the source, if it's an array) is combined into the destination array
 </ul>