Add first version of a Makefile

Makefile

@@ -0,0 +1,25 @@
+CXX=g++
+CXXFLAGS=-Wall -Wextra -O2 -std=c++14
+CXXLIBS=
+
+# In `TARGET`, list the names of the `main_[stuff].cpp` you'd like to compile
+# into a `[stuff].bin`.
+TARGETS=
+
+OBJS=Implicit.o \
+	 Mesh.o
+
+all: $(TARGETS:=.bin)
+
+%.bin: main_%.cpp $(OBJS)
+	$(CXX) $(CXXFLAGS) $(CXXLIBS) $(OBJS) $< -o $@
+
+%.o: %.cpp
+	$(CXX) $(CXXFLAGS) -c $< -o $@
+
+############################################################
+
+.PHONY: clean
+
+clean:
+	rm -rf $(OBJS)