refactor：修改pro文件格式，删除多余代码

ConcurrentExamples/UseQThread1/UseQThread1.pro

@@ -26,13 +26,7 @@ HEADERS += \
     work1.h \
     work2.h
 
-FORMS += \
-    widget.ui
-
-# Default rules for deployment.
-qnx: target.path = /tmp/$${TARGET}/bin
-else: unix:!android: target.path = /opt/$${TARGET}/bin
-!isEmpty(target.path): INSTALLS += target
+FORMS += widget.ui
 
 #  定义程序版本号
 VERSION = 1.0.1

ConcurrentExamples/UseQThread2/UseQThread2.pro

@@ -24,13 +24,7 @@ HEADERS += \
     widget.h \
     workthread.h
 
-FORMS += \
-    widget.ui
-
-# Default rules for deployment.
-qnx: target.path = /tmp/$${TARGET}/bin
-else: unix:!android: target.path = /opt/$${TARGET}/bin
-!isEmpty(target.path): INSTALLS += target
+FORMS += widget.ui
 
 #  定义程序版本号
 VERSION = 1.0.1

ConcurrentExamples/UseQThreadPool/UseQThreadPool.pro

@@ -20,17 +20,9 @@ SOURCES += \
     main.cpp \
     widget.cpp
 
-HEADERS += \
-    widget.h
-
-FORMS += \
-    widget.ui
-
-# Default rules for deployment.
-qnx: target.path = /tmp/$${TARGET}/bin
-else: unix:!android: target.path = /opt/$${TARGET}/bin
-!isEmpty(target.path): INSTALLS += target
+HEADERS += widget.h
 
+FORMS += widget.ui
 
 #  定义程序版本号
 VERSION = 1.0.0

Experience/UsePath/UsePath.pro

@@ -20,16 +20,9 @@ SOURCES += \
     main.cpp \
     widget.cpp
 
-HEADERS += \
-    widget.h
+HEADERS += widget.h
 
-FORMS += \
-    widget.ui
-
-# Default rules for deployment.
-qnx: target.path = /tmp/$${TARGET}/bin
-else: unix:!android: target.path = /opt/$${TARGET}/bin
-!isEmpty(target.path): INSTALLS += target
+FORMS += widget.ui
 
 #  定义程序版本号
 VERSION = 1.0.1

FFmpegDemo/AVIOReading/AVIOReading.pro

@@ -23,16 +23,9 @@ SOURCES += \
     main.cpp \
     widget.cpp
 
-HEADERS += \
-    widget.h
+HEADERS += widget.h
 
-FORMS += \
-    widget.ui
-
-# Default rules for deployment.
-qnx: target.path = /tmp/$${TARGET}/bin
-else: unix:!android: target.path = /opt/$${TARGET}/bin
-!isEmpty(target.path): INSTALLS += target
+FORMS += widget.ui
 
 #  定义程序版本号
 VERSION = 1.0.2