Remediate:
G104: Errors unhandled.
G109: Potential Integer overflow made by strconv.Atoi result conversion to int16/32
G112: Potential Slowloris Attack because ReadHeaderTimeout is not configured in the http.Server
G304: Potential file inclusion via variable
G601: Implicit memory aliasing in for loop.
Signed-off-by: Manuel Rüger <manuel@rueg.eu>