Code Cleanup

- Bumped version to 1.8.0.beta1.
- Fixed compiler warning on Ubuntu.

configure.ac

@@ -2,7 +2,7 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ(2.61)
-AC_INIT(task, 1.8.0, support@taskwarrior.org)
+AC_INIT(task, 1.8.0.beta1, support@taskwarrior.org)
 
 CFLAGS="${CFLAGS=}"
 CXXFLAGS="${CXXFLAGS=}"

src/tests/color.t.cpp

@@ -34,7 +34,7 @@ Context context;
 ////////////////////////////////////////////////////////////////////////////////
 int main (int argc, char** argv)
 {
-  char* colors[] =
+  const char* colors[] =
   {
     "off",
     "bold", "underline", "bold_underline",