When compiling libs, we only keep the exported values to avoid recurs…

…ive includes.

Now even on nested use of libraries we only keep one copy.

src/emeralds/commands/Init.cr

@@ -251,7 +251,7 @@ class Emeralds::Init < Emeralds::Command
       data << "#define __#{name.gsub("-", "_").upcase}_SPEC_H_\n\n";
 
       data << "#include \"../src/#{name}.h\"\n";
-      data << "#include \"../libs/cSpec/export/cSpec.h\"\n\n";
+      data << "#include \"../libs/cSpec/cSpec.h\"\n\n";
 
       data << "#endif\n";
     end

src/emeralds/extensions/Command+install.cr

@@ -23,6 +23,9 @@ abstract class Emeralds::Command
     `rm -rf .git*`;
     `em install`;
     `em build lib release`;
+    `find . -mindepth 1 -not -path "./export*" -exec rm -rf {} +`;
+    `mv ./export/* ./`;
+    `rm -rf export`;
     Dir.cd "../../";
   end
 end