track features for v0.1.3/4

[flipchan]

Track all new features and changed for 1.3,

Previous feature threads:

#60

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non case sensitive event search support, core lib addition:
#81

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set metadata type to Vec

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ascii lowercase match https://doc.rust-lang.org/std/string/struct.String.html#method.to_ascii_lowercase

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trigger error EventNotFound instead of returning a fake block hash

[flipchan]

Random input generator documentation: #93
https://uptest-sc.github.io/code_samples/random.html

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#98

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[WIP]with 0.1.3 we want no code warnings
#58

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#100

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Auto-test master ticket #97

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#92

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published on gh but not crates.io

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Improved error handling, supporting subxt, serde_json, hex, anyhow, std io, fixed_hash, std error and reqwest
no unwraps!! in core libuptest lib, however 2 unwraps due to thirdparties are in the code, one duee to the decoding lib and one due to the clap cli third party libraries
better examples

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todo update site