Merge pull request #5707 from softark/docs-ja-2014-10-23

Docs ja 2014 10 23
Revert "Fixes #3760: Gii model generator now imports classes when necessary instead of using fully qualified class names"

This reverts commit 0c8faedd3310ace47943c7358032c3a6431eafb2.
Issue #5486: added composer cache to travis cache
update caching-data.md [skip ci]
Update structure-application-components.md
Update concept-aliases.md
Update concept-autoloading.md
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Update concept-di-container.md
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Update intro-upgrade-from-v1.md
Update rest-rate-limiting.md
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Update start-gii.md
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Update structure-applications.md