Correct file permissions.

diff --git a/README.txt b/README.txt
old mode 100755 (executable)
new mode 100644 (file)

diff --git a/changelog.txt b/changelog.txt
old mode 100755 (executable)
new mode 100644 (file)

diff --git a/gpl.txt b/gpl.txt
old mode 100755 (executable)
new mode 100644 (file)

diff --git a/install.txt b/install.txt
old mode 100755 (executable)
new mode 100644 (file)

diff --git a/license.html b/license.html
old mode 100755 (executable)
new mode 100644 (file)

diff --git a/nixnote.ico b/nixnote.ico
old mode 100755 (executable)
new mode 100644 (file)

diff --git a/nixnote.png b/nixnote.png
old mode 100755 (executable)
new mode 100644 (file)

diff --git a/nixnote.pro b/nixnote.pro
old mode 100755 (executable)
new mode 100644 (file)

diff --git a/release.txt b/release.txt
old mode 100755 (executable)
new mode 100644 (file)

diff --git a/shortcuts_howto.txt b/shortcuts_howto.txt
old mode 100755 (executable)
new mode 100644 (file)

diff --git a/shortcuts_sample.txt b/shortcuts_sample.txt
old mode 100755 (executable)
new mode 100644 (file)

diff --git a/uninstall.ico b/uninstall.ico
old mode 100755 (executable)
new mode 100644 (file)

diff --git a/upgrade.txt b/upgrade.txt
old mode 100755 (executable)
new mode 100644 (file)