keyword for CPV exx with Wannier functions modified, Modules/funct.f90 cleaned up


git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11176 c92efa57-630b-4861-b058-cf58834340f0
mv exx_module description to Doc/user_guide

git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11177 c92efa57-630b-4861-b058-cf58834340f0
start modification of exx

git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11178 c92efa57-630b-4861-b058-cf58834340f0
migration from exx_wf lwfpbe0 to using funct variables

git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11179 c92efa57-630b-4861-b058-cf58834340f0
resolve circular dependency

git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11180 c92efa57-630b-4861-b058-cf58834340f0
exx_module forget to remove some unused variables

git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11181 c92efa57-630b-4861-b058-cf58834340f0
exx_module forget to add stop_exx

git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11182 c92efa57-630b-4861-b058-cf58834340f0
initialize exx_wf as false otherwise restart not work with pbe0

git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11183 c92efa57-630b-4861-b058-cf58834340f0
activate exx in exx_initialize when restart

git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11184 c92efa57-630b-4861-b058-cf58834340f0
activate exx in exx_initialize when restart (forgot to use start_exx)

git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11185 c92efa57-630b-4861-b058-cf58834340f0
updated CPV/Doc and CPV/examples

git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11186 c92efa57-630b-4861-b058-cf58834340f0
correct EXX-wf-example inputs

git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11187 c92efa57-630b-4861-b058-cf58834340f0
update example descriptions

git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11188 c92efa57-630b-4861-b058-cf58834340f0
correction made in restart_sub.f90

git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11189 c92efa57-630b-4861-b058-cf58834340f0
 exx_wf logic removed exx_is_active logic used

git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11190 c92efa57-630b-4861-b058-cf58834340f0
 printing .wfc file moved to print_out.f90

git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11191 c92efa57-630b-4861-b058-cf58834340f0
 printing .wfc file moved to print_out.f90

git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11192 c92efa57-630b-4861-b058-cf58834340f0
 printing .wfc file moved to print_out.f90

git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11193 c92efa57-630b-4861-b058-cf58834340f0
fix nspin printing in .wfc and remove tmp comments

git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11194 c92efa57-630b-4861-b058-cf58834340f0
exxalfa multiplication to exx_potential moved to forces.f90

git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@11195 c92efa57-630b-4861-b058-cf58834340f0