Minor clean-up to Git support files (#343)

Author: amartini51

.git-blame-ignore-revs

@@ -2,7 +2,7 @@
 # changes, which should be ignored by git-blame, so that it can instead
 # display more the relevant history and attribution information.
 #
-# To use this file for a single blame operation,
+# To use this file for a single command, pass it as follows:
 #
 #   git blame --ignore-revs-file .git-blame-ignore-revs <somefile>
 #
@@ -14,10 +14,10 @@
 # the --ignore-revs-file option, and the git-config(1) man page's
 # discussion of the blame.ignoreRevsFile option.
 
-# Convert RST to markdown.
+# Convert RST to markdown
 96f0925407c6bd9eadd9d58d253bad3e1ef7a9f2
 
-# Convert the formal grammar to markdown.
+# Convert the formal grammar to markdown
 4039ee0ef4e69d2cf6460861f9444a499503db16
 
 # Clean up formatting of term-definition lists

.git-order-file

@@ -62,4 +62,5 @@ TSPL.docc/ReferenceManual/SummaryOfTheGrammar.md
 
 TSPL.docc/RevisionHistory/RevisionHistory.md
 
-# Files that don't match a pattern listed above appear at the end.
+# Files that don't match a pattern listed above, such as assets and
+# build scripts, will appear at the end of the diff.