Made command line synopsis consistent.

Author: acaudwell

README

@@ -34,7 +34,7 @@ card to run.
 3. Using Gource
 ===============
 
-gource <options> <path>
+gource [options] [path]
 
 options:
 

data/gource.1

@@ -3,7 +3,7 @@
 Gource - a software version control visualization
 .SH SYNOPSIS
 \fIgource\fR
-[options] path
+[options] [path]
 .SH DESCRIPTION
 \fIgource\fR is an OpenGL-based 3D visualisation tool for source control repositories.
 

src/gource_settings.cpp

@@ -45,7 +45,7 @@ void GourceSettings::help(bool extended_help) {
 
     printf("Gource v%s\n", GOURCE_VERSION);
 
-    printf("Usage: gource [OPTIONS] [PATH]\n");
+    printf("Usage: gource [options] [path]\n");
     printf("\nOptions:\n");
     printf("  -h, --help                       Help\n\n");
     printf("  -WIDTHxHEIGHT, --viewport        Set viewport size\n");