remove c++11 guards in source

dune/stuff/common/string.hh

@@ -67,7 +67,6 @@ std::string whitespaceify(const T& t, const char whitespace = ' ')
   return ret;
 } // std::string whitespaceify(const std::string s, const char whitespace = ' ')
 
-#if HAS_LAMBDA_FUNCTIONS && HAS_STD_BEGIN_END
 /** \brief convenience wrapper around boost::algorithm::split to split one string into a vector of strings
  * \param msg the spring to be split
  * \param seperators a list of seperaors, duh
@@ -89,9 +88,8 @@ tokenize(const std::string& msg, const std::string& seperators,
       std::begin(ret), std::end(ret), [&]() { return strings[i++].empty() ? T() : fromString<T>(strings[i - 1]); });
   return ret;
 }
-//! if the compiler isn't recent enough we make tokenize avalilable for string only
+
 template <>
-#endif // HAS_LAMBDA_FUNCTIONS && HAS_STD_BEGIN_END
 inline std::vector<std::string> tokenize(const std::string& msg, const std::string& seperators,
                                          const boost::algorithm::token_compress_mode_type mode)
 {

dune/stuff/test/common_string.cc

@@ -50,13 +50,11 @@ TEST(StringTest, Tokenizer)
   const vector<string> tokens_compressed = {"a", "t", "kk", "g"};
   EXPECT_EQ(tokens_default, tokenize(msg, seps, boost::algorithm::token_compress_off));
   EXPECT_EQ(tokens_compressed, tokenize(msg, seps, boost::algorithm::token_compress_on));
-#if HAS_LAMBDA_FUNCTIONS && HAS_STD_BEGIN_END
   const string num_msg("-1 2;;4");
   vector<int> numbers_default    = {-1, 2, 0, 4};
   vector<int> numbers_compressed = {-1, 2, 4};
   EXPECT_EQ(numbers_default, tokenize<int>(num_msg, seps, boost::algorithm::token_compress_off));
   EXPECT_EQ(numbers_compressed, tokenize<int>(num_msg, seps, boost::algorithm::token_compress_on));
-#endif
 }
 
 TEST(StringTest, TimeString)