Исправлены замечания по 1 РК. Разделены блоки inerfece и impl.
my first commit
Update .gitignore

added ignoring of *.class files
before adding tests
AccountServiceTest
Merge branch 'master' of github.com:SorokinDmitry/java_and_frontend_project_SDVM into tests
because
gitignore changed
Merge branch 'master' of github.com:SorokinDmitry/java_and_frontend_project_SDVM
account service tests v1.5
XMerge branch 'tests'
Frontend tests v0.0
selenium test v0.0
selenium test v0.0
Начало механики