Fix some gcc compile errors/warnings

libwccl/lexicon/lexfilegrammar.g

@@ -5,7 +5,6 @@ header {
 	#include <antlr/Token.hpp>
 	
 	#include <boost/shared_ptr.hpp>
-	#include <boost/make_shared.hpp>
 	
 	#include <libwccl/lexicon/lexicon.h>
 	
@@ -57,7 +56,7 @@ parse_lexicon_file
 	[const std::string& name]
 	returns [boost::shared_ptr<Lexicon> lex]
 {
-	lex = boost::make_shared<Lexicon>(name);
+	lex.reset(new Lexicon(name));
 }
 	: (lexicon_entry [*lex])*
 	  EOF

libwccl/lexicon/lexicon.cpp

@@ -4,10 +4,11 @@
 #include <libpwrutils/foreach.h>
 
 #include <boost/make_shared.hpp>
+#include <unicode/unistr.h>
 
 namespace Wccl {
 
-const UnicodeString& Lexicon::translate(const icu_44::UnicodeString &key) const
+const UnicodeString& Lexicon::translate(const UnicodeString &key) const
 {
 	static UnicodeString empty;
 	map_t::const_iterator i = map_.find(key);