Unzip dependencies in phase 'prepare-package' before building assemblies

Before it was phase 'validate', which was way too early and somewhat
annoying and time-consuming when during development we just call
validate in order to check if the POMs are valid, as the name implies.

Signed-off-by: Alexander Kriegisch <Alexander@Kriegisch.name>

aspectjmatcher/pom.xml

@@ -38,7 +38,7 @@
 				<executions>
 					<execution>
 						<id>unzipasm</id>
-						<phase>validate</phase>
+						<phase>prepare-package</phase>
 						<configuration>
 							<tasks>
 								<echo message="unzip jarjar'd asm" />

aspectjtools/pom.xml

@@ -45,7 +45,7 @@
 				<executions>
 					<execution>
 						<id>unzipasm</id>
-						<phase>validate</phase>
+						<phase>prepare-package</phase>
 						<configuration>
 							<tasks>
 								<echo message="unzip jarjar'd asm" />
@@ -61,7 +61,7 @@
 
 					<execution>
 						<id>unzipjdt</id>
-						<phase>validate</phase>
+						<phase>prepare-package</phase>
 						<configuration>
 							<tasks>
 								<echo message="unzip patched jdtcore" />
@@ -77,7 +77,7 @@
 
 					<execution>
 						<id>unzipjdtsrc</id>
-						<phase>validate</phase>
+						<phase>prepare-package</phase>
 						<configuration>
 							<tasks>
 								<echo message="unzip patched jdtcore sources" />

aspectjweaver/pom.xml

@@ -45,7 +45,7 @@
 				<executions>
 					<execution>
 						<id>unzipasm</id>
-						<phase>validate</phase>
+						<phase>prepare-package</phase>
 						<configuration>
 							<tasks>
 								<echo message="unzip jarjar'd asm" />