Added readme file.

README

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+NTUA / ICCS dmmlib
+
+Distributed within the context of 2PARMA project (http://www.2parma.eu)
+
+Requirements:
+=============
+
+* cmake v2.6 or higher
+* GCC compiler v3.4 or higher
+
+Usage:
+======
+
+1. Create the build directory, e.g. "mkdir build"
+2. Go to the build directory, e.g. "cd build"
+3. Do cmake {DMMLIB Source Directory} -DLINUXTEST=ON , e.g. "cmake .. -DLINUXTEST=ON"
+4. "make"
+5. Link the library to your application, e.g.
+"gcc -I{DMMLIB Source Directory}/include -I{DMMLIB Build Directory} {DMMLIB Build Directory}/libdmm_static.a yourapp.c -o yourapp"  
+
+Contact Information:
+====================
+
+Ioannis Koutras (joko@microlab.ntua.gr)
+Alex Bartzas (alexis@microlab.ntua.gr)
+