Grammar changes (mostly) for ch05.asciidoc
minor grammar fixes ch05.asciidoc
grammar fixes for ch05.asciidoc
Update ch06.asciidoc
grammar fixes for ch06.asciidoc
grammar fixes for ch05.asciidoc

This change still reads somewhat ambiguous. Although clearly lightweight clients don't contain a full blockchain, some mining nodes do.
Grammar changes for Chapter 6
Resolving merge conflicts
Resolve merge conflicts in chapter 5
Merge branch 'develop' of https://github.com/aantonop/bitcoinbook into develop