3.4.0

• Remove last reference to kiwix-read tool (@legoktm #569)

kiwix-serve

• Fix broken indentation in usage (@kelson42 #560)
• Exit if wrong arguments are passed (@kelson42 #567)
• Do not allow multiple values for same option (@juuz0 #564)
• Fix default location of "rootLocation" (@rgaudin #571)
• [DOCKER] Change default port to 8080 (@neyder #581)
• [DOCKER] Simplify dockerfile (@rgaudin #582)

kiwix-manage

• Fix man page (@kelson42 #576)