* Update `add_license` script
* run script
* add `remove duplicate lines script` and run it
* Revert changes `English spaces`
* strip whitespaces
* Revert `GPL` in files with `apache/mit license`
* don't append `gpl license` in files with other lic
* Don't append `gpl header` in files with other lic.
* re-ran script
* include c and cpp files too
* remove duplicate header
* rebase nit
* Consolidate crypto functionality in `ethcore-crypto`.
- Move `ecdh`/`ecies` modules to `ethkey`.
- Refactor `ethcore-crypto` to use file per module.
- Replace `subtle` with `ethcore_crypto::is_equal`.
- Add `aes_gcm` module to `ethcore-crypto`.
* Rename `aes::{encrypt,decrypt,decrypt_cbc}` ...
... to `aes::{encrypt_128_ctr,decrypt_128_ctr,decrypt_128_cbc}`.
* ECDKG protocol prototype
* added test for enc/dec math
* get rid of decryption_session
* added licenses
* fix after merge
* get rid of unused serde dependency
* doc
* decryption session [without commutative enc]
* failed_dec_session
* fixed tests
* added commen
* added more decryption session tests
* helper to localize an issue
* more computations to localize error
* decryption_session::SessionParams
* added tests for EC math to localize problem
* secretstore network transport
* encryption_session_works_over_network
* network errors processing
* connecting to KeyServer
* licenses
* get rid of debug println-s
* fixed secretstore args
* encryption results are stored in KS database
* decryption protocol works over network
* enc/dec Session traits
* fixing warnings
* fix after merge
* on-chain ACL checker proto
* fixed compilation
* fixed compilation
* finally fixed <odd>-of-N-scheme
* temporary commented test
* 1-of-N works in math
* scheme 1-of-N works
* updated AclStorage with real contract ABI
* remove unnecessary unsafety
* fixed grumbles
* wakeup on access denied
* encrypt secretstore messages
* 'shadow' decryption
* fix grumbles
* lost files
* secretstore cli-options
* decryption seccion when ACL check failed on master
* disallow regenerating key for existing document
* removed obsolete TODO
* fix after merge
* switched to tokio_io
* fix after merge
* fix after merge
* fix after merge
* fix after merge
* fix after merge
* fixed test
* fix after merge
* encryption session errors are now fatal
* session timeouts
* autorestart decryption session
* remove sessions on completion
* exclude disconnected nodes from decryption session
* test for enc/dec session over network with 1 node
* remove debug printlns
* fixed 1-of-1 scheme
* drop for KeyServerHttpListener
* Use standard encryption and decryption (as in RPC)
* added some tests
* moved DEFAULT_MAC to ethcrypto
* rpc_secretstore_encrypt_and_decrypt
* serialization with "0x" prefix (RPC compatibility)
* secretstore RPC API
* fix after merge
* fixed typo
* secretstore_shadowDecrypt RPC
* enable secretstore RPCs by default
* fixed test
* SecStore RPCs available without SecStore feature
* fixed grumbles
* lost files
* added password argument to Parity RPCs
* update docs
* lost file
