add test file; minor cleanup

Author: andiwand

cli/src/server.cpp

@@ -45,6 +45,7 @@ int main(int argc, char **argv) {
   html_config.embed_shipped_resources = true;
   html_config.relative_resource_paths = false;
   html_config.text_document_margin = true;
+  html_config.editable = true;
 
   {
     std::string prefix = "one_file";

src/odr/global_params.hpp

@@ -15,7 +15,6 @@ class GlobalParams {
   static void set_fontconfig_data_path(const std::string &path);
   static void set_poppler_data_path(const std::string &path);
   static void set_pdf2htmlex_data_path(const std::string &path);
-  static void set_custom_tmpfile_path(const std::string &path);
 
 private:
   static GlobalParams &instance();