move icecc-create-env to bindir

Although it's normally not needed to run it manually, special cases may
need it, so there's no good reason to hide it in pkglibexecdir. And it
has even its own manpage.

client/Makefile.am

@@ -1,5 +1,6 @@
 bin_PROGRAMS = icecc
-pkglibexec_SCRIPTS = icecc-create-env
+bin_SCRIPTS = icecc-create-env
+
 icecc_SOURCES = \
 	main.cpp \
 	arg.cpp \
@@ -27,6 +28,9 @@ install-exec-local:
 	$(mkinstalldirs) $(DESTDIR)$(bindir)
 	rm -f $(DESTDIR)$(bindir)/icerun
 	$(LN_S) $(bindir)/icecc $(DESTDIR)$(bindir)/icerun
+	$(mkinstalldirs) $(DESTDIR)$(pkglibexecdir)
+	rm -f $(DESTDIR)$(pkglibexecdir)/icecc-create-env
+	$(LN_S) $(bindir)/icecc-create-env $(DESTDIR)$(pkglibexecdir)/icecc-create-env
 
 	$(mkinstalldirs) $(DESTDIR)$(pkglibexecdir)/bin
 	for link in g++ gcc c++ cc $(CLANG_SYMLINK_WRAPPERS); do \
@@ -36,6 +40,7 @@ install-exec-local:
 
 uninstall-local:
 	rm $(DESTDIR)$(bindir)/icerun
+	rm $(DESTDIR)$(pkglibexecdir)/icecc-create-env
 
 	for link in g++ gcc c++ cc $(CLANG_SYMLINK_WRAPPERS); do \
 		rm $(DESTDIR)$(pkglibexecdir)/bin/$$link ;\

doc/man-icecc-create-env.1.xml

@@ -46,8 +46,7 @@
 
 <refsect1>
 <title>Description</title>
-<para>&icecc-create-env; (<filename>/usr/lib/icecc/icecc-create-env</filename>)
-is an Icecream helper that creates a new <literal role="extension">.tar.gz</literal>
+<para>&icecc-create-env; is an Icecream helper that creates a new <literal role="extension">.tar.gz</literal>
 archive with all the files (compiler, tools and libraries) needed to setup a
 build environment.</para>
 <para>Specifying <option>--gcc</option> or <option>--clang</option> as first