[m-rev.] diff: minor adjustments for users guide

[Julien Fischer]

Minor adjustments for users guide.

doc/user_guide.texi:
     Be more specific about a bin directory.

      Update a reference to README.CSharp.

Julien.

diff --git a/doc/user_guide.texi b/doc/user_guide.texi
index 43f4132..af5ff30 100644
--- a/doc/user_guide.texi
+++ b/doc/user_guide.texi
@@ -283,7 +283,7 @@ To avoid the name clash on these systems,
  you can either invoke the Mercury compiler
  by the alternative name @samp{mercury},
  or adjust your @env{PATH} to ensure that
-the @file{bin} directory precedes the Windows system directory.)
+the Mercury @file{bin} directory precedes the Windows system directory.)

  Arguments to @samp{mmc} may be either file names (ending in @samp{.m}),
  or module names, with @samp{.} (rather than @samp{__})
@@ -339,7 +339,7 @@ On Windows, this process assembly can be run directly.
  On non-Windows systems,
  @samp{mmc} will also generate a shell script called @file{@var{filename}}
  that invokes the CLI execution environment on the process assembly.
-(See the file @file{README.CSharp} included in the Mercury distribution
+(See the file @file{README.CSharp.md} included in the Mercury distribution
  for further details.)

  When targeting Java,