Update the qmake documentation regarding when the .qmake.cache is
tree88eecd87fea861a33637dfdd6eaab714f51494c2
-rw-r--r-- 324 .commit-template
-rw-r--r-- 2999 .gitignore
-rwxr-xr-x 2204 .hgignore
-rw-r--r-- 1108 FAQ
-rw-r--r-- 534 LGPL_EXCEPTION.TXT
-rw-r--r-- 36251 LICENSE.GPL3
-rw-r--r-- 26841 LICENSE.LGPL
-rw-r--r-- 31122 LICENSE.PREVIEW.COMMERCIAL
drwxr-xr-x - bin
drwxr-xr-x - config.tests
-rwxr-xr-x 252533 configure
-rw-r--r-- 1134592 configure.exe
drwxr-xr-x - demos
drwxr-xr-x - dist
drwxr-xr-x - doc
drwxr-xr-x - examples
drwxr-xr-x - lib
drwxr-xr-x - mkspecs
-rw-r--r-- 5162 projects.pro
drwxr-xr-x - qmake
drwxr-xr-x - src
drwxr-xr-x - tests
drwxr-xr-x - tools
drwxr-xr-x - translations
drwxr-xr-x - util