Non-unique task names on UNIX causing task collisions

[robatron]

gulp-hub generates non-unique task names on UNIX, causing only the last task to run:

[17:09:44] Loading src/main/static/pages/product/small/gulpfile.js
[17:09:44] Loading src/main/static/pages/product/termsConditions/small/gulpfile.js
[17:09:44] Loading src/main/static/pages/searchfiles/results/small/gulpfile.js
[17:09:44] Loading src/main/static/pages/shopping-cart/small/gulpfile.js
...
[gulp] Starting 'small-default'...
[gulp] Finished 'small-default' after 3.95 μs
[gulp] Starting 'small-default'...
[gulp] Finished 'small-default' after 5.13 μs
[gulp] Starting 'small-default'...
[gulp] Finished 'small-default' after 6.32 μs
[gulp] Starting 'small-default'...
[gulp] Finished 'small-default' after 5.13 μs

... but works correctly on Windows:

[17:07:37] Loading src/main/static/pages/product/small/gulpfile.js
[17:07:37] Loading src/main/static/pages/product/termsConditions/small/gulpfile.js
[17:07:37] Loading src/main/static/pages/searchfiles/results/small/gulpfile.js
[17:07:37] Loading src/main/static/pages/shopping-cart/small/gulpfile.js
...
[gulp] Starting 'src/main/static/pages/product/small-default'...
[gulp] Finished 'src/main/static/pages/product/small-default' after 3.55 μs
[gulp] Starting 'src/main/static/pages/product/termsConditions/small-default'...
[gulp] Finished 'src/main/static/pages/product/termsConditions/small-default' after 5.13 μs
[gulp] Starting 'src/main/static/pages/searchfiles/results/small-default'...
[gulp] Finished 'src/main/static/pages/searchfiles/results/small-default' after 7.5 μs
[gulp] Starting 'src/main/static/pages/shopping-cart/small-default'...
[gulp] Finished 'src/main/static/pages/shopping-cart/small-default' after 5.13 μs