Re-added SQLiteCpp-submodule, as it was misteriously deleted. This should solve issue #27

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "code_boost/src/SQLiteCpp"]
+	path = code_boost/src/SQLiteCpp
+	url = https://github.com/SRombauts/SQLiteCPP.git

code_boost/src/SQLiteCpp

@@ -0,0 +1 @@
+Subproject commit 7c4689eb5179d68c79bf22381b475c191f77f31c