Chore: Improve create-project install UX
Chore: Improve create-project install UX

Provides feedback output before a potentially long wait on getBestCandidate() call on slow network connections where unresponsiveness/hang may be assumed.
floverdevel/composer,milleruk/composer,pierredup/composer,stof/composer,naderman/composer,composer/composer,stefangr/composer,localheinz/composer,nicolas-grekas/composer,staabm/composer,johnstevenson/composer,fabpot/composer,alcohol/composer