pgAdmin 4 commit: Use Q_NULLPTR instead of nullptr as some of ourolder

Use Q_NULLPTR instead of nullptr as some of our older build machines don't support C++ 11.

Branch
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master

Details
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https://git.postgresql.org/gitweb?p=pgadmin4.git;a=commitdiff;h=72a2db53c31b11ed2c0baf80fabb58915adf91a9

Modified Files
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runtime/ConfigWindow.h     |  2 +-
runtime/FloatingWindow.cpp | 14 +++++++-------
runtime/FloatingWindow.h   |  2 +-
runtime/LogWindow.cpp      |  2 +-
runtime/LogWindow.h        |  2 +-
runtime/Logger.cpp         | 14 +++++++-------
runtime/MenuActions.cpp    | 10 +++++-----
runtime/Server.cpp         | 18 +++++++++---------
runtime/TrayIcon.cpp       | 20 ++++++++++----------
runtime/pgAdmin4.cpp       | 34 +++++++++++++++++-----------------
10 files changed, 59 insertions(+), 59 deletions(-)