Minor changes to match the style guide.
diff --git a/Doc/lib/libunittest.tex b/Doc/lib/libunittest.tex
index 186ff78..929dbf5 100644
--- a/Doc/lib/libunittest.tex
+++ b/Doc/lib/libunittest.tex
@@ -627,7 +627,7 @@
The following methods of the \class{TestResult} class are used to
maintain the internal data structures, and mmay be extended in
subclasses to support additional reporting requirements. This is
-particularly useful in building GUI tools which support interactive
+particularly useful in building tools which support interactive
reporting while tests are being run.
\begin{methoddesc}[TestResult]{startTest}{test}
@@ -667,8 +667,8 @@
\class{TestRunner} object return to its caller without running any
additional tests. This is used by the \class{TextTestRunner} class
to stop the test framework when the user signals an interrupt from
- the keyboard. GUI tools which provide runners can use this in a
- similar manner.
+ the keyboard. Interactive tools which provide runners can use this
+ in a similar manner.
\end{methoddesc}