63d0fa0164 Rename All to Opcode (Tobin C. Harding)
881d1b1a9d Move opcode aliases to the all module (Tobin C. Harding)
f3e8dbc392 Remove floating code comment (Tobin C. Harding)
dfd9384d14 opcodes: Fix whitespace (Tobin C. Harding)
Pull request description:
I may be missing something about the `All` type but it seems it can be re-named to `Opcode` with no loss of clarity.
The first few patches do some other clean ups, the last patch is the meat and potatoes.
ACKs for top commit:
apoelstra:
ACK 63d0fa0164
Tree-SHA512: c1b8be9e0c090d015c2bbfcb7ed6abe998ccada5a1eb0f6966c2a7dc462f8bbc45e6b99bf1387c736d2fca21a993a2c7fd5844c18b97a2e37ec43da517566ab1