Adding support for securing error logs (valyala#1001)

Co-authored-by: Daniel Firsht <firsht@amazon.com>

Update deps

Streaming fixes (valyala#970)

- Allow DisablePreParseMultipartForm in combination with
StreamRequestBody.
- Support streaming into MultipartForm instead of reading the whole body
  first.
- Support calling ctx.PostBody() when streaming is enabled.

fix gracefilly shutdown bug, issue valyala#958 (valyala#960)

* fix gracefilly shutdown bug, issue valyala#958

* fix golangci-lint

* add option: CloseOnShutdown into Sever

* Update server.go

Co-authored-by: Erik Dubbelboer <erik@dubbelboer.com>

* Update server.go

Co-authored-by: Erik Dubbelboer <erik@dubbelboer.com>

Co-authored-by: fujianhao3 <fujianhao3@jd.com>
Co-authored-by: Erik Dubbelboer <erik@dubbelboer.com>

Use QueryString while constructing RequestURI instead of QueryArgs if…

… parsedQueryArgs is set to false (valyala#937)

fix issue valyala#875 (valyala#909)

* 🐞 panic in fs.go valyala#824

* fix issue valyala#875

Signed-off-by: Kirill Danshin <kirill@danshin.pro>

* improve issue 875

Co-authored-by: Fenny <fenny@gofiber.io>

* Update header.go

* Update header.go

Co-authored-by: Kirill Danshin <kirill@danshin.pro>

* remove foldReplacer

* Improve removeNewLines

Start replacing at the first character found, use bytes.Indexbyte to
make the function signature more logical. Both bytes.indexByte and
strings.IndexByte use exactly the same code:
https://github.com/golang/go/blob/0c703b37dffe74d3fffc04347884bb0ee2fba5b3/src/internal/bytealg/indexbyte_amd64.s#L8-L20

Co-authored-by: wernerr <rene.werner@verivox.com>
Co-authored-by: wernerr <rene@gofiber.io>
Co-authored-by: Fenny <fenny@gofiber.io>
Co-authored-by: Erik Dubbelboer <erik@dubbelboer.com>

Add ppc64le support

Travis doesn't seem to support tip anymore

Use a directory we are sure to exist for tests

Ignore gosec warning in example