Feature/blocks (#48)

*implemented standard block
*now BatchNorm and not layernorm
*allow for either pre- or post normalisation

Author: phnazari

src/linax/blocks/__init__.py

@@ -1,17 +1,11 @@
 """This module contains the blocks implemented in Linax."""
 
 from linax.blocks.base import Block, BlockConfig
-from linax.blocks.linoss import LinOSSBlock, LinOSSBlockConfig
-from linax.blocks.lru import LRUBlock, LRUBlockConfig
-from linax.blocks.s5 import S5Block, S5BlockConfig
+from linax.blocks.standard import StandardBlock, StandardBlockConfig
 
 __all__ = [
     "BlockConfig",
     "Block",
-    "LinOSSBlockConfig",
-    "LinOSSBlock",
-    "LRUBlockConfig",
-    "LRUBlock",
-    "S5BlockConfig",
-    "S5Block",
+    "StandardBlockConfig",
+    "StandardBlock",
 ]