Merge branch 'index' into dev

app/cli.js

app/controllers/blockchain.js

app/controllers/wot.js

app/lib/computation/blockGenerator.js

app/lib/computation/blockchainContext.js

app/lib/computation/permanentProver.js

app/lib/constants.js

app/lib/dal/drivers/sqlite.js

app/lib/dal/fileDAL.js

app/lib/dal/fileDALs/IndicatorsDAL.js

app/lib/dal/sqliteDAL/AbstractSQLite.js

app/lib/dal/sqliteDAL/BlockDAL.js

app/lib/dal/sqliteDAL/CertDAL.js

app/lib/dal/sqliteDAL/IdentityDAL.js

app/lib/dal/sqliteDAL/LinksDAL.js

app/lib/dal/sqliteDAL/MembershipDAL.js

app/lib/dal/sqliteDAL/MetaDAL.js

app/lib/dal/sqliteDAL/SourcesDAL.js

app/lib/dal/sqliteDAL/index/BIndexDAL.js

app/lib/dal/sqliteDAL/index/CIndexDAL.js