Fix potential crash: adding int to string

qtbase/tests/auto/corelib/io/qfilesystemwatcher/tst_qfilesystemwatcher.cpp:652:36: warning: adding 'int' to a string does not append to the string [-Wstring-plus-int]
        f.write(QByteArray("i am " + i));
                           ~~~~~~~~^~~
qtbase/tests/auto/corelib/io/qfilesystemwatcher/tst_qfilesystemwatcher.cpp:652:36: note: use array indexing to silence this warning
        f.write(QByteArray("i am " + i));
                                   ^
                           &       [  ]

Change-Id: Icc966559be3c2cde3416193b8a1ddab7e0323ade
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
fix off-by-one error in NTLM proxy authentication

Change-Id: Icee3fc939d81c726f8e4ed484a0c8685cf1f271c
Task-number: QTBUG-27555
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>