Squashed feature branch:

* Added CUDA support
 * Performance improvements
 * API improvements
 * Added "depth" parameter to GEMM
 * Android cross-compilation

include/isaac/tools/find_and_replace.hpp

@@ -0,0 +1,27 @@
+#ifndef ISAAC_TOOLS_FIND_AND_REPLACE_HPP
+#define ISAAC_TOOLS_FIND_AND_REPLACE_HPP
+
+#include <string>
+
+namespace isaac
+{
+namespace tools
+{
+
+int inline find_and_replace(std::string & source, std::string const & find, std::string const & replace)
+{
+  int num=0;
+  size_t fLen = find.size();
+  size_t rLen = replace.size();
+  for (size_t pos=0; (pos=source.find(find, pos))!=std::string::npos; pos+=rLen)
+  {
+    num++;
+    source.replace(pos, fLen, replace);
+  }
+  return num;
+}
+
+}
+}
+
+#endif