Merge pull request #15 from JakeSidSmith/fix-outdir-no-subdir

Fix outdir when no subdir specified

Merge pull request #13 from JakeSidSmith/tsconfig-extends-fixes

Tsconfig extends fixes

Merge pull request #11 from JakeSidSmith/error-for-missing-env-vars

Error for missing env vars

Merge pull request #10 from JakeSidSmith/no-clear-by-default

Do not clear out dir by default

Merge pull request #9 from JakeSidSmith/insert-script-tag

Add option to choose where (if at all) script tag is inserted

Merge pull request #8 from JakeSidSmith/error-when-missing-index

Error when missing index

Merge pull request #7 from JakeSidSmith/react-hot-loading-disabled-by…

…-default

React hot loading disabled by default

Merge pull request #6 from JakeSidSmith/output-changes

Output changes

Merge pull request #5 from JakeSidSmith/reduce-dev-server-output

Reduce dev server output

Merge pull request #3 from JakeSidSmith/disable-live-reload

Disable live reload