Updated deps, removed json-iterator, fixed labstack#1087, fixed labst…

…ack#1086

Signed-off-by: Vishal Rana <vr@labstack.com>

Separate handling for pre middleware to improve performance

Signed-off-by: Vishal Rana <vr@labstack.com>

Removed go1.8

Signed-off-by: Vishal Rana <vr@labstack.com>

Added PROPFIND method

Signed-off-by: Vishal Rana <vr@labstack.com>

Release 3.3.0:

Enhancements:
    Implemented Response#After()
    Dynamically add/remove proxy targets
    Rewrite rules for proxy middleware
    Add ability to extract key from a form field
    Implemented rewrite middleware
    Adds a separate flag for the 'http/https server started on' message (labstack#1043)
    Applied a little DRY to the redirect middleware (labstack#1053) and tests (labstack#1055)
    Simplify dep fetching (labstack#1062)
    Add custom time stamp format labstack#1046 (labstack#1066)
    Update property name & default value & comment about custom logger
    Add X-Requested-With header constant
    Return error of context.File in c.contentDisposition
    Updated deps
    Updated README.md

Fixes:

    Fixed Response#Before()
    Fixed labstack#990
    Fix href url from armor to echo (labstack#1051)
    Fixed labstack#1054
    Fixed labstack#1052, dropped param alias feature
    Avoid redirect loop in HTTPSRedirect middleware (labstack#1058)
    Fix deferring body close in middleware/compress test (labstack#1063)
    Cleanup code (labstack#1061)
    FIX - We must close gzip.Reader, only if no error (labstack#1069)
    Fix formatting (labstack#1071)
    Can be a fix for auto TLS

Update dummy group path to include exact prefix

Signed-off-by: Vishal Rana <vr@labstack.com>

Released 3.2.5

Signed-off-by: Vishal Rana <vr@labstack.com>

Updated readme

Signed-off-by: Vishal Rana <vr@labstack.com>

Fixed test for content disposition

Signed-off-by: Vishal Rana <vr@labstack.com>

fix build constraint go1.8 (labstack#993)

* fix build constraint go1.8

go1.8 wasn't properly excluded

* Update util_go17.go