Remove unused function

apps/OpenSpace/ext/launcher/src/profile/horizonsdialog.cpp

@@ -62,51 +62,6 @@ namespace {
     constexpr const char* Years = "calendar years";
     constexpr const char* Unitless = "equal intervals (unitless)";
 
-    std::string trim(const std::string& text) {
-        std::string result = text;
-        if (text.empty())
-            return "";
-
-        // front
-        while (result.front() == ' ') {
-            result = result.substr(1);
-        }
-
-        // end
-        while (result.back() == ' ') {
-            result = result.substr(0, result.length() - 1);
-        }
-
-        // middle
-        int offset = 0;
-        int start = -1;
-        int step = 1;
-        // Find start of gap
-        while ((start = result.find_first_of(' ', offset)) != std::string::npos) {
-            // Widen gap
-            while (result[start + step] == ' ') {
-                ++step;
-            }
-
-            // Measure gap, if big then erase it
-            if (step > 1) {
-                result = result.erase(start, step);
-
-                // Add one whitespace for readability
-                result = result.insert(start, " | ");
-
-                step = 1;
-                offset = start;
-            }
-
-            // Keep looking
-            offset = start + step;
-            step = 1;
-        }
-
-        return result;
-    }
-
     int findId(const std::string& match) {
         // Format: id, other information...
         std::stringstream str(match);