update: /dockerfile/build_image.md
update: /dockerfile/build_image.md
fix update: /dockerfile/build_image.md
fix update: /dockerfile/build_image.md & basic_structure.md
fix update: /dockerfile/build_image.md & basic_structure.md
fix update: /dockerfile/build_image.md again
Merge pull request #3 from suensummit/develop

update: /dockerfile/build_image.md