* setting first batch of descriptions
* fix what I just broke
* next batch
* and pallets, too
* last batch
* set cargo.lock
* keep'em dev-deps
* bump version to alpha.2
* setting versions to development pre-release
fixing version in dependencies
* unset already released wasm-builder
* do not publish test crates
* adding licenses
* setting homepage metadata
* set repository url
This moves the wasm-allocator (`FreeingBumpHeapAllocator`) into its own
crate `sp-allocator`. This new crate can theoretically provide multiple
different allocators. Besides moving the allocator, this pr also makes
`FreeingBumpHeapAllocator` compile on `no_std`.