cleanup btypes

.gitignore

Makefile

btypes_big_integer/build.gradle

...g_integer/src/main/java/de/hhu/stups/btypes/BBoolean.java

...g_integer/src/main/java/de/hhu/stups/btypes/BInteger.java

..._integer/src/main/java/de/hhu/stups/btypes/BRelation.java

...s_big_integer/src/main/java/de/hhu/stups/btypes/BSet.java

...ig_integer/src/main/java/de/hhu/stups/btypes/BString.java

...ig_integer/src/main/java/de/hhu/stups/btypes/BStruct.java

...big_integer/src/main/java/de/hhu/stups/btypes/BTuple.java

...teger/src/test/java/de/hhu/stups/btypes/BIntegerTest.java

btypes_primitives/build.gradle

...rimitives/src/main/java/de/hhu/stups/btypes/BBoolean.java

...rimitives/src/main/java/de/hhu/stups/btypes/BInteger.java

...imitives/src/main/java/de/hhu/stups/btypes/BRelation.java

...es_primitives/src/main/java/de/hhu/stups/btypes/BSet.java

...primitives/src/main/java/de/hhu/stups/btypes/BString.java

...primitives/src/main/java/de/hhu/stups/btypes/BStruct.java

..._primitives/src/main/java/de/hhu/stups/btypes/BTuple.java

...itives/src/test/java/de/hhu/stup/btypes/BIntegerTest.java